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How a Well-Known Economic Principle Could Aid in the Conservation of Threatened Frog Species

A prevalent financial investment strategy might also be crucial for protecting an endangered frog species in Puerto Rico. A recent study has implemented modern portfolio theory to pinpoint future “investments” in natural resource management. This approach could help managers make informed decisions to conserve the populations of coquí llanero frogs on the island. Known for their distinctive high-pitched chirps, the 17 species of coquí frogs serve as informal symbols of Puerto Rico. The coquí llanero, notably the smallest and most at risk, is confined to just three small freshwater wetlands on the northern coast. This geographic limitation exposes them to significant risks from severe storms, rising sea levels, and other climatic shifts.

Mitch Eaton, the study’s principal investigator and a research ecologist at the Southeast Climate Adaptation Science Center, emphasises these frogs’ vulnerability. “The coquí can only do so much by themselves to avoid climate-related risks. Thus, it’s crucial that we consider ways to manage and alleviate risks within this complex ecosystem.” Modern portfolio theory, a staple in economic strategies used commonly for building stable retirement investment portfolios, forms the basis of this approach. Investors typically create a portfolio of assets that react differently to market fluctuations, including high-risk, high-reward stocks and more stable, low-return bonds. The balance of these assets is tailored to the investor’s risk tolerance.

But what does investment strategy have to do with endangered frogs in Puerto Rico? Like financial investors, natural resource managers also deal with assets and make strategic investments under conditions of uncertainty. These investments involve purchasing land for conservation, restoring habitats, or relocating species to safer areas. The study explores the potential of using modern portfolio theory to identify such investment opportunities to aid the conservation of the coquí.

“Diversification of investments is kind of a magic bullet for stability under future market uncertainty,” says Eaton. He explains that using modern portfolio theory, managers can more effectively manage risk under the unpredictable conditions of future climates. The approach also encourages managers to consider their investments more judiciously, considering realistic variables like budget constraints. Researchers developed models incorporating current protected habitats, projected sea-level rises, and future climate scenarios. They also considered various future funding levels that could be available for investment.

The study conducted two portfolio analyses that weighed cost against risk. One strategy aimed to maximise conservation benefits within the constraints of available budgets. The other strategy, focused on minimising risks, proposed more conservative investments even if they came at a higher cost, such as buying new land parcels specifically for relocating the frogs, which would lead to a lower risk of extinction. This approach showed that merely relying on existing protected areas might not suffice to mitigate future climate risks and that investing in conserving additional habitats could be worthwhile.

Researchers were also surprised to find potential sites for the frogs on the eastern side of Puerto Rico, which expands the geographic options for protecting the coquí llanero. This could increase the species’ footprint and offer more robust protection options. “Ideally, modern portfolio theory acts as a handy tool for managers that gives them a new way of thinking about how to implement management actions over space,” Eaton adds. This means pooling investments to manage risk and achieve maximal benefits effectively.

While this study focused on the coquí llanero, the implications of applying modern portfolio theory extend beyond this particular species. However, it’s crucial to note the limitations: the current application considers only one species when assessing conservation actions and requires more detailed local condition analyses for implementing high-cost investments. Despite these challenges, modern portfolio theory could be adapted for various species, addressing broad resource management needs and preparing for uncertain futures.

More information: Mitchell Eaton et al, Applying portfolio theory to benefit endangered amphibians in coastal wetlands threatened by climate change, high uncertainty, and significant investment risk, Frontiers in Conservation Science. DOI: 10.3389/fcosc.2024.1444626

Journal information: Frontiers in Conservation Science Provided by North Carolina State University

Job Embeddedness Influences Voluntary Departure Amidst Employment Uncertainty

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During the period known as the Great Resignation, the United States witnessed a marked increase in voluntary employee resignations roughly a year into the COVID-19 pandemic, contrasting starkly with the high unemployment rates that characterized the pandemic’s early stages. This phenomenon prompted business leaders to delve deeper into the factors influencing an employee’s decision to voluntarily leave or stay in a position amidst prevalent job insecurity. Researchers from Hiroshima University, Texas Christian University, and the University of Warwick conducted two studies to explore how job embeddedness — elements that reinforce an employee’s commitment to their workplace — affects voluntary turnover under these conditions. They employed the conservation of resources (COR) theory as their conceptual framework, positing that individuals strive to acquire and safeguard valuable resources to avoid future losses.

Professor Vesa Peltokorpi of Hiroshima University explained their approach: using COR theory, they aimed to understand why some employees, faced with potential job loss, seek new employment opportunities and leave their organizations while others do not. The first study assessed the relationship between job insecurity and job search, predicting that job insecurity would be positively linked to voluntary job turnover. Using online surveys to measure respondents’ job insecurity and their degree of on-the-job embeddedness, the researchers conducted follow-up surveys three months and twenty-four months after the initial one to evaluate job search activities and voluntary turnover, respectively. Their findings supported their hypothesis, showing that job search mediates the relationship between job insecurity and voluntary turnover. Employees with higher on-the-job embeddedness are less likely to search for new jobs despite feeling insecure in their current positions.

The second study involved a new group of full-time employees and expanded the scope to include both on-the-job and off-the-job embeddedness, encompassing home and community ties. This study not only confirmed the findings of the first but also provided insights into how different types of embeddedness influence turnover intentions and actual turnover. Peltokorpi noted that while on-the-job embeddedness decreases the likelihood of employees considering quitting, off-the-job embeddedness has the opposite effect, exacerbating the link between job insecurity and turnover. This suggests that community-based resources, which offer social support and informational benefits, play a complex role for individuals experiencing job insecurity.

The research advances our understanding of why employees decide to stay or leave and underscores the nuanced roles that different forms of embeddedness play in these decisions. The cost implications of voluntary turnover are substantial for employers, with replacement expenses potentially reaching 200% of an employee’s annual salary.

While the studies shed considerable light on the dynamics of voluntary turnover, Peltokorpi admits that further research is needed. He advocates for more refined conceptual and empirical studies to better understand how on- and off-the-job embeddedness can mitigate or facilitate the effects of job insecurity on employment outcomes. Such research would provide deeper insights for business leaders and academics into the complex interplay of personal, organizational, and community factors that influence employee turnover.

More information: Vesa Peltokorpi et al, Job embeddedness and voluntary turnover in the face of job insecurity, Journal of Organizational Behavior. DOI: 10.1002/job.2728

Journal information: Journal of Organizational Behavior Provided by Hiroshima University

Boosting the Profitability of Remanufacturing

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Remanufacturing involves restoring end-of-life products to a condition as good as new, playing a pivotal role in the circular economy. However, its broader adoption by industrial companies hinges on its economic feasibility. Johan Vogt Duberg, in his doctoral research at Linköping University, explores strategies to make remanufacturing a viable business model.

Duberg argues that increasing environmental awareness can be a profitable avenue. Through remanufacturing, companies cannot only cut down on raw material costs but also reach out to new customer segments and create unique circular business models. In his thesis, Duberg delves into the allure of remanufacturing for industrial companies that manufacture a diverse range of products.

In practice, remanufacturing entails upgrading end-of-life products to function and appear new. These products, called cores, span a diverse range—from lawnmowers and trucks to computers and car parts. This process transcends mere repair, embodying an industrial-grade procedure that demands systematic operations akin to those in new production lines. A substantial volume of returned cores is essential to sustain an efficient, continuous production line.

Duberg highlights the sporadic nature of core returns as a significant hurdle to achieving scale and efficiency in remanufacturing. To mitigate this, he suggests several strategies, such as deposit schemes, buy-back initiatives, and leasing models. These approaches ensure a steady influx of cores, eliminating the need for companies to purchase them, thereby reducing costs and ensuring a reliable supply of materials for remanufacturing.

Despite these advantages, remanufacturing accounts for only about two per cent of the total manufacturing industry, primarily due to its complexities. Unlike standard manufacturing, where uniformity is typical, every returned core is unique, necessitating a highly adaptable process. This complexity requires companies to revamp their business models to effectively incorporate remanufacturing, thus enhancing profitability while yielding environmental benefits.

Duberg’s research also underscores the importance of aligning with increasing regulatory pressures for sustainable resource management, such as those potentially imposed by entities like the EU. His framework aids companies in transitioning to remanufacturing by outlining critical considerations and assessing economic impacts.

Duberg underlines the necessity of commitment and strategic planning for companies contemplating the shift to remanufacturing. It’s not an initiative that can be launched overnight; it requires a significant investment of time and resources. His insights and proposed framework serve as a solid guide for companies looking to integrate remanufacturing into their operations, ultimately benefiting both their bottom line and the environment.

More information: Johan Vogt Duberg et al, Remanufacturing Initiation for Original Equipment Manufacturers, Linköping Studies in Science and Technology. DOI: 10.3384/9789180756280

Journal information: Linköping Studies in Science and Technology Provided by Linköping University

Skilled and Influential Boards Required to Leverage the Potential of Overconfident CEOs for Groundbreaking Innovations

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C-suite executives are often characterised by their strong personalities, which can be pivotal in driving new and appealing offerings. However, when the focus shifts to significant technological innovations, recent research published in the Strategic Management Journal highlights the critical need for a balance between CEO overconfidence and a well-equipped board of directors.

This balance is vital, as earlier research has established that while overconfident CEOs tend to push for groundbreaking innovations, their propensity to overlook potential risks associated with these ventures can be problematic. The challenge of effectively utilising the attributes of overconfident CEOs was less explored until the new study conducted by Priscilla S. Kraft from WHU – Otto Beisheim School of Management, Teresa A. Dickler from IE University in Madrid and the University of Marburg, and Michael C. Withers from Texas A&M University. Their research emphasised the role of corporate boards as a fundamental component in achieving successful innovation breakthroughs.

To validate their hypotheses, the research team focused on selecting U.S. publicly listed companies within the S&P 1500, specifically those operating in high-tech sectors. Previous studies have demonstrated that revolutionary innovations — drastically altering or creating new markets — are particularly crucial in these sectors. The study centred on two pivotal aspects of board composition: expertise and authority. The value of knowledge, previously well-documented in contexts such as mergers and acquisitions, proved equally significant here. Boards that possess a thorough understanding of navigating breakthrough innovations can mitigate investment concerns more effectively.

The researchers also measured the board’s authority regarding its independence from the CEO. Indicators of a robust board included scenarios where the CEO does not serve as the chair, board members possess longer tenure than the CEO, or hold a significant stake in the company. These conditions typically enable the board to exert considerable pressure on the CEO to substantiate their ideas and ensure comprehensive information flow.

Kraft notes the indispensable role of a powerful board in correcting any misconceptions that might arise from CEO overconfidence. The aim is not to curb the CEOs’ innovative impulses but to steer them towards making better decisions about project selection, resource allocation, and incorporating new information as projects progress.

The study found a robust correlation between CEO overconfidence and the rate of breakthrough innovations in firms with boards that are both knowledgeable and authoritative. This relationship was quantified as a 113% increase in breakthrough innovations compared to the average. The findings underscore that expertise and authority are essential, revealing that mighty boards lacking in expertise could hinder the productive channelling of CEO overconfidence.

Kraft advises that firms aiming to excel in pioneering innovations should be meticulous in assembling their boards. It is crucial to select members who grasp the subject matter and provide valuable guidance. Furthermore, there must be an equilibrium of power between the CEO and the board to foster an environment conducive to innovation. This balance is fundamental to harnessing the potential of overconfident CEOs while mitigating associated risks and guiding the company towards successful and sustainable innovative outcomes.

More information: Priscilla S. Kraft et al, When do firms benefit from overconfident CEOs? The role of board expertise and power for technological breakthrough innovation, Strategic Management Journal. DOI: 10.1002/smj.3657

Journal information: Strategic Management Journal Provided by Strategic Management Society

Scholars Suggest a New Framework for Economic Efficiency and Sustainability

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An international, interdisciplinary team of researchers has developed a comprehensive proposal for reshaping economic performance and sustainability, focusing on cooperation and ethical behaviour as pivotal elements for economic prosperity. Led by Associate Professor Jan Pfister from the University of Turku in Finland, this team has introduced a forward-thinking strategy in performance management. Their publication in Qualitative Research in Accounting & Management details the “prosocial market economy,” a model that integrates cooperation, ethical behaviour, and sustainability into organisational operations.

This research, funded by the Research Council of Finland, challenges the traditional economic focus on self-interest and short-term gains. It presents a case for organisations that cultivate prosocial behaviours that emphasise teamwork and collective welfare as having a greater propensity for long-term success. The model posits ethical responsibility as crucial for achieving peak performance and enduring sustainability, offering a new blueprint for success that demonstrates why organisations emphasising cooperation and ethical conduct tend to surpass those driven solely by self-interest.

Drawing on evolutionary theory and insights from Nobel Prize-winning economist Elinor Ostrom, the researchers advocate integrating the core design principles of prosocial groups into performance measurement and management practices. This approach fosters economic success and highlights the role of sustainability: envisioning companies that achieve economic prosperity while positively contributing to environmental sustainability and societal welfare.

Associate Professor Pfister explains the significance of this model against the backdrop of global challenges such as climate change, inequality, and resource depletion. He suggests that the prosocial market economy offers an alternative to traditional frameworks focused on short-term profits, providing a system where business success and ethical responsibility coexist. This enables companies to navigate complex requirements while ensuring long-term viability and fostering positive social impacts.

The research represents a collaborative effort involving experts from various fields and institutions across Finland, the United Kingdom, the USA, and the United Arab Emirates. This collaboration underscores the importance of integrating behavioural science with management studies to foster a more sustainable and cooperative economic system.

From theory to practice, the prosocial market economy offers practical tools for organisations across industries. It equips business leaders with principles to design prosocial teams and promote collective success. According to Pfister, the research clarifies why and how prosocial groups prioritise shared success over individual gain and outperform groups driven purely by self-interest. This has profound implications for performance measurement, management, and how organisational behaviour is cultivated to nurture a sustainable future.

Amid increasing pressure from consumers, policymakers, and investors to embrace sustainable practices, this research moves beyond the conventional Environmental, Social, and Governance (ESG) debate. It focuses on transforming organisational cultures from within, embedding sustainability and cooperation into core values. This inside-out approach helps businesses foster genuine, lasting sustainability, avoiding greenwashing and the superficial compliance often associated with ESG measures.

Ultimately, the prosocial market economy lays out a route for organisations to be economically successful and environmentally responsible. It establishes a viable framework for the future of sustainable economic development, offering a pathway that aligns ethical responsibility with business success. This innovative approach promises to help companies address complex global demands while ensuring long-term viability and positive social impact.

More information: Jan Pfister et al, Performance management in the prosocial market economy: a new paradigm for economic performance and sustainability, Qualitative Research in Accounting & Management. DOI: 10.1108/QRAM-02-2024-0031

Journal information: Qualitative Research in Accounting & Management Provided by University of Turku

Recent Study Indicates Online Advertisements Have Minimal Effect on Consumer Valuations of Facebook

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Policymakers are engaging in an increasingly nuanced debate over the social costs and benefits associated with digital advertising. While advertisements typically generate revenue for platforms and marketers, the question remains: do they serve or undermine the interests of the consumers? A recent study delved into this issue by examining the impact of advertising on Facebook. By comparing consumer reactions to the presence or absence of ads, the researchers found no significant differences in how much users valued the platform, indicating that the adverse effects of ads might be minimal or balanced out by certain advantages.

A team from Carnegie Mellon University, Stanford University, Northwestern University, and Meta conducted this research, and the findings are detailed in a new working paper published by the National Bureau of Economic Research (NBER).

Avinash Collis, an assistant professor of management science and economics at Carnegie Mellon’s Heinz College and the study’s lead researcher, shared insights into the dual potential impacts of online ads. He noted that while ads might be a source of annoyance by bombarding users with irrelevant content, they also have the potential to direct consumers to products and services that could be of genuine interest.

The study capitalises on a unique long-term field experiment on Facebook’s advertising system that began in 2013 and is ongoing. In this experiment, a small random fraction (0.5%) of Facebook’s nearly 3 billion user base was selected to experience the platform without any ads. The remainder of the users encountered the usual advertisement frequency.

In 2022, the researchers gathered data from over 53,000 Facebook users from both the ad-viewing and non-ad-viewing groups. Participants engaged in a survey with an incentivised choice experiment to measure their Facebook valuation. The results showed no statistical difference in valuation between the two groups, suggesting that the current level of advertising on the platform does not substantially degrade user experience. This challenges the notion that a no-ads environment would significantly enhance consumer satisfaction, with any potential adverse effects of ads being less than 10% of the overall value users place on Facebook.

The researchers proposed that the lack of significant impact might be due to the compensatory nature of the benefits derived from targeted ads, which could neutralise the irritation caused by less relevant ads. Alternatively, they considered the possibility that both the beneficial and adverse effects were too minor to be statistically detectable. It was also noted that users in the ad-free group spent 9.4% less time on Facebook, which did not influence their overall platform valuation.

However, the study’s scope does have limitations; it focused solely on Facebook and did not consider other platforms. Furthermore, the ad-free group was still exposed to some residual advertising. Meta, Facebook’s parent company, employs more than half of the paper’s authors.

Erik Brynjolfsson, a professor at Stanford’s Institute for Human-centered AI and co-leader of the study, highlighted the relevance of this research to ongoing policy discussions in the United States and Europe. These discussions often revolve around the regulation of targeted advertising on online platforms. The findings from this comprehensive and prolonged experiment offer valuable insights into the balance of utility and disutility that ads provide to users on social media platforms.

More information: Erik Brynjolfsson et al, The Consumer Welfare Effects of Online Ads: Evidence from a 9-Year Experiment, NBER working paper. DOI: 10.3386/w32846

Journal information: NBER working paper Provided by Carnegie Mellon University

Recent Research: Does Sampling Healthy Foods Encourage Unhealthy Buying Habits?

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Large retail establishments often distribute free food samples to customers as they shop. These samples vary widely in nutritional value, from very healthy to less nutritious options. This raises an important question: How does the nature of a complimentary food sample—healthy or unhealthy—affect the subsequent purchasing decisions of consumers? Are shoppers influenced to buy more or less healthy products after sampling something good for them?

A recent paper published in the Journal of the Academy of Marketing Science, which is breaking new ground in the field, delves into this issue with rigorous scrutiny. The research, spearheaded by Dipayan Biswas, a Professor of Marketing at the University of South Florida, comprises a series of experiments conducted in real-world shopping environments. The study involved four distinct field studies, each designed to explore the relationship between the healthfulness of food samples and subsequent purchasing behaviour.

The findings of this comprehensive study are both surprising and enlightening. One key takeaway is that sampling a healthy food item can, counterintuitively, lead to an increase in the purchase of unhealthy foods. This phenomenon is particularly evident when the healthful nature of the sample is in stark contrast to the other available food choices. This suggests that the relative healthiness of the sample compared to the usual diet or available options plays a critical role in influencing consumer behaviour.

On the other hand, when the sampled food and the other available choices are similar in terms of healthfulness, consumers are more likely to maintain a pattern of choosing healthy foods. This alignment reinforces healthy eating habits rather than disrupts them. Therefore, the consistency between sampled items and overall dietary choices is pivotal in guiding consumer decisions positively.

The study also introduces the concept of a “health halo” effect, where sampling a healthy item may impart a false sense of nutritional virtue to consumers. This perceived virtue can lead to subsequent indulgence in less nutritious food options, as consumers might feel justified in treating themselves after making a seemingly virtuous choice. To counteract this psychological trap, the researchers suggest that consumers should be mindful of how similar the sampled food is to their usual or intended purchases, recognizing the potential influence on their immediate food choices.

Professor Biswas summarized the implications of his team’s research: “Our study looked at whether a free, complimentary healthy food item can actually be bad for you. What we found was that receiving one at a store or restaurant can lead consumers to subsequently purchase more indulgent foods.” This insight challenges the intuitive belief that sampling healthy foods will invariably promote a more nutritious diet, highlighting the complex ways in which small, seemingly beneficial actions can influence consumer behaviour in unexpected ways.

More information: Dipayan Biswas et al, Effects of sampling healthy versus unhealthy foods on subsequent food purchases, Journal of the Academy of Marketing Science. DOI: 10.1007/s11747-024-01047-4

Journal information: Journal of the Academy of Marketing Science Provided by University of South Florida

Seven Years Later, INSEAD Report Uncovers Surprising Effects of the #MeToo Movement

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Seven years after actor Alyssa Milano’s tweet brought the #MeToo movement to the forefront of global consciousness, the societal outlook on sexual harassment and assault has undergone a seismic shift in many countries. This transformative movement has reshaped social attitudes and left an indelible mark on consumer behaviour. A recent study, conducted by INSEAD professors Frédéric Godart and David Dubois, along with Clément Bellet of Erasmus University Rotterdam, underscores this impact. The research reveals a significant decline in the sales of traditionally feminine footwear like high heels, particularly after the #MeToo movement gained extensive media coverage in October 2017.

The researchers analyzed sales data from a major fashion retailer across 32 OECD countries, focusing on January 2017 and December 2018. Compared to more neutral styles, they observed a 14.4 per cent decrease in stockouts for stereotypically feminine shoes, such as pink high-heeled pumps or red platforms. The effect was more pronounced in regions heavily exposed to the #MeToo discourse, notably the Nordic countries and France, where the reduction in stockouts of such products reached 25 per cent. Moreover, similar trends were evident across other women’s product categories, including lingerie, dresses, and handbags, showing consistent declines in pink or red items.

The researchers surveyed approximately 1,000 women in the United States to delve deeper into these changing consumer trends. Their findings revealed that exposure to #MeToo-related content significantly reduced the demand for high-heeled shoes. This shift reflects a move away from traditional gender stereotypes, with women increasingly rejecting products that starkly symbolize femininity. This trend suggests a rebellion against established norms rather than a reaction based on feelings of empowerment or threat.

The implications of this study are profound and extend far beyond the fashion industry, underscoring the broader influence of social movements on consumer markets. The findings prompt a reconsideration of marketing strategies, particularly those that rely on gender-based approaches like the “pink it or shrink it” tactic. Brands are encouraged to reassess their marketing strategies in light of these shifts, becoming more attuned to changing social values and norms, which can rapidly influence consumer preferences.

Companies are also advised to conduct thorough brand audits to assess how their products intersect with consumer identities and stereotypes and to consider the potential impact of social movements on their brand value. This approach is essential for maintaining relevance and competitiveness in a market where consumer identity is increasingly driving purchasing decisions.

As social movements like #MeToo continue to shape public discourse and consumer behavior, businesses that can swiftly adapt to these changes are not just likely, but are in fact, required to find themselves in a stronger position for long-term success. The research from INSEAD and Erasmus University Rotterdam offers valuable insights for any business operating in today’s dynamic market, highlighting the importance of responsive and informed brand management in the face of evolving social trends.

More information: Clément S. Bellet et al, Do Consumers Respond to Social Movements? Evidence from Gender-Stereotypical Purchases After #MeToo, Management Science. DOI: 10.1287/mnsc.2022.02352

Journal information: Management Science Provided by INSEAD Asia Campus

Recent Research Uncovers the Effects of ChatGPT on Collective Knowledge Dissemination

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A recent study published in PNAS Nexus has revealed that the widespread adoption of large language models (LLMs), such as ChatGPT, is associated with a notable decrease in public knowledge sharing on platforms like Stack Overflow. The research points to a 25% reduction in user activity on the prominent programming Q&A site within six months following the release of ChatGPT, in contrast to similar platforms where access to ChatGPT is restricted.

Maria del Rio-Chanona, the study’s lead author and an associate faculty member at the Complexity Science Hub (CSH), commented on LLMs’ potency and transformative potential. “LLMs are incredibly powerful and have a profound impact on our global landscape. This leads us to ponder their long-term implications,” she stated.

The study proposed that rather than engaging in public question-and-answer exchanges on platforms like Stack Overflow, users are turning to private interactions with ChatGPT. This shift is significant, as LLMs like ChatGPT rely on the very type of open data they are beginning to supplant. “What will happen when the data from these public platforms dwindles?” Del Rio-Chanona, an assistant professor at University College London, an associate researcher at the Institute for New Economic Thinking at the Oxford Martin School, and the Bennett Institute for Public Policy at the University of Cambridge, further questioned.

The implications of these findings are profound. “We are observing a decline in the number of questions and answers on Stack Overflow since the introduction of ChatGPT. This reduction could potentially result in a scarcity of public data for training future models,” Del Rio-Chanona warned, indicating a severe challenge to the sustainability of AI development. In this research, she collaborated with Nadzeya Laurentsyeva from Ludwig Maximilian University of Munich and Johannes Wachs, a faculty member at CSH and professor at Corvinus University in Budapest, in a collective effort to understand and address this issue.

Johannes Wachs highlighted the value of Stack Overflow as a global knowledge repository. “Stack Overflow facilitates a worldwide educational exchange that even AI models like ChatGPT depend on,” he noted. Despite the current challenges, the potential for future AI models is promising. Ironically, AI’s displacement of human-driven content creation might hinder future AI models’ training, as training data derived from AI tends to yield inferior results, akin to the degradation seen when photocopying a document multiple times.

The study also draws attention to broader societal and economic shifts resulting from the transition from public to private data accumulation due to increased interaction with LLMs like ChatGPT. This migration of knowledge from open to private spheres could enhance the competitive edge of early adopters in the AI field, thereby centralising knowledge and economic power.

Furthermore, the decline in content creation on Stack Overflow has impacted users across all experience levels, from beginners to experts. However, as judged by user feedback, the quality of the contributions has remained relatively high, indicating that the displacement involves both high and low-quality posts alike.

Additionally, the research noted a particularly steep decline in posts related to Python and JavaScript, suggesting that users are possibly posing their questions about these popular programming languages directly to ChatGPT rather than on Stack Overflow. This phenomenon underscores the evolving nature of how and where we seek knowledge in the digital age.

More information: Maria del Rio-Chanona et al, Large language models reduce public knowledge sharing on online Q&A platforms, PNAS Nexus. DOI: 10.1093/pnasnexus/pgae400

Journal information: PNAS Nexus Provided by Complexity Science Hub

Claiming ‘I’ll Never Retire’ Could Be a Red Flag

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Recent research finds that Americans who claim they will “never retire” are more likely to lack financial knowledge.

The evidence from a national survey is alarming: 20% of respondents who answered all financial literacy questions incorrectly expected to work indefinitely, compared to only 12% of those who answered correctly and anticipated working past the usual retirement age. This survey underscores the pressing need to address the troubling correlation between poor financial literacy and retirement expectations.

Additionally, the research identified a significant link between overconfidence in financial understanding and the assertion of never retiring. Those who overestimated their financial acumen and those whose lack of confidence accurately reflected their poor financial knowledge were more prone to declare they would never retire. Sherman Hanna, a co-author of the study and professor of consumer sciences at Ohio State University, pointed out that many individuals who say they will never stop working may not do so out of a passion for their jobs. Instead, their assertion might stem from an inadequate preparation for retirement, masked by a lack of financial literacy.

“If you’re not knowledgeable about finances, it suggests that you don’t know what your financial situation is, and you may have no idea when you can retire,” Hanna explained. He suggested that for some, saying they will never retire could be an admission of their failure to prepare adequately for their later years.

These findings, recently published in the journal Financial Services Review, have profound implications for assessing Americans’ readiness for retirement. Many analyses project retirement adequacy among American workers, assuming that those who say they will permanently retire will continue working around 70. However, Hanna’s previous research indicates that many will likely exit the workforce much earlier than anticipated, potentially ceasing to earn a stable income before sufficiently securing their financial futures.

“This could mean that our projections of the proportion of workers on track for an adequate retirement might be too optimistic,” Hanna remarked, suggesting a potential overestimation in current retirement preparedness models.

The data for this study was derived from the 2016 and 2019 Surveys of Consumer Finances, sponsored by the U.S. Federal Reserve Board. These surveys focused on households where the primary earners were aged between 35 and 60 and employed full-time. These surveys assess financial literacy through three critical questions—often referred to as the “Big Three” — that cover compound interest, real rates of return, and risk diversification.

The findings were clear: the more questions participants answered incorrectly, the more likely they were to expect never to retire. Additionally, the survey asked participants to rate their financial knowledge on a scale from 0 (no knowledge) to 10 (high knowledge). It was found that 30% of those who self-rated their financial knowledge as low (0-2) expected never to retire—more than double the rate among those who considered themselves highly knowledgeable (levels 9 and 10).

This study also examined participants’ financial confidence by comparing their subjective financial knowledge ratings against their actual performance on the literacy questions. It was observed that 17% of those overconfident about their financial knowledge expected never to retire, a higher rate than those with an appropriately high confidence level.

The implications for financial planners, counsellors, and educators are significant, but there is also room for improvement. Hanna stressed the importance of a precise understanding of what it means when individuals claim they expect to never retire. He advocated for a careful evaluation of these individuals’ financial literacy and confidence to assist them in planning effectively for their post-working life, underscoring the potential for targeted financial education and planning support to make a positive impact on these concerns.

More information: Zezhong Zhang et al, The Effect of Financial Knowledge on Workers’ Expectation of Never Retiring, Financial Services Review. DOI: 10.61190/fsr.v32i3.3584

Journal information: Financial Services Review Provided by Ohio State University

Decreasing Mobile Phone Usage Boosts Job Satisfaction

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The findings of this recent study are particularly enlightening for employers who are often faced with enhancing work satisfaction and motivation among their employees. Employers frequently allocate substantial resources towards these goals, understanding their critical impact on the organisation’s overall productivity. “These factors are essential for a company’s success,” explains Julia Brailovskaia, a lead researcher in the study. The current research has successfully identified an easily implementable and low-cost method to achieve these aims and simultaneously improve the mental health and work-life balance of employees.

The study’s unique methodology involved meticulously assigning participants from diverse professional backgrounds into four groups, each comprising roughly equal numbers of individuals, to ensure a balanced comparison. The ‘smartphone’ group was instructed to reduce their personal smartphone usage by one hour each day over the course of one week. The ‘sport’ group was tasked with increasing their daily physical activity by thirty minutes. Meanwhile, the ‘combination’ group participated in both reducing smartphone use and increasing physical activity. The control group maintained their usual daily routines without any alterations.

To measure the impact of these interventions, all participants were required to complete detailed online questionnaires at three critical junctures: before starting the interventions, immediately after the interventions concluded, and two weeks after the intervention period had ended. These questionnaires were designed to capture a comprehensive range of well-being indicators related to their professional lives and mental health.

The study outcomes were particularly noteworthy in the smartphone and combination groups. These participants reported significant enhancements in their work satisfaction and motivation. There was also a noticeable improvement in their work-life balance and overall mental health. Moreover, the intervention markedly reduced feelings of work overload and the symptoms associated with problematic smartphone use. Impressively, all the interventions, including those in the sports group, resulted in a general reduction in depressive symptoms and substantially increased the participants’ feelings of control over their own lives.

Julia Brailovskaia optimistically reflects on the implications of these findings, suggesting that “A conscious and controlled reduction of non-work-related screen time, in combination with more physical activity, could markedly improve employees’ work satisfaction and mental health.” She posits that these simple interventions could complement existing employee training programs or serve as stand-alone solutions. These strategies offer a time-efficient, cost-effective, and low-threshold option for companies looking to sustainably invest in their workforce’s well-being.

By providing a clear link between reduced screen time, increased physical activity, and improved employee outcomes, the study offers a valuable blueprint for employers. This approach benefits the workforce and contributes to the organisation’s overall health by fostering a more engaged and motivated team. This research underscores the potential for integrating simple lifestyle changes into the workday to yield significant benefits, making a compelling case for their adoption across various sectors. The potential for these findings to influence future corporate wellness strategies is substantial, providing a practical framework for enhancing employee satisfaction and well-being through relatively minor but impactful adjustments.

More information: Julia Brailovskaia et al, Less smartphone and more physical activity for a better work satisfaction, motivation, work-life balance, and mental health: An experimental intervention study, Acta Psychologica. DOI: 10.1016/j.actpsy.2024.104494

Journal information: Acta Psychologica Provided by Ruhr-University Bochum

Identifying the Key to Success: How Machine Learning Deciphers Crowdfunding Success Factors

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Crowdfunding has evolved significantly from its humble origins in the late 1990s to a formidable multi-billion-dollar financing arena for many early-stage innovations. Kickstarter, a prominent player in this field, exemplifies this growth trajectory, escalating from $276 million pledged in 2012 to an impressive $7.8 billion in 2024. This exponential growth has given rise to a new breed of professionals: expert project designers who sculpt the perfect proposal to secure funding.

The potential of machine learning to significantly enhance the chances of crafting a successful crowdfunding campaign is a beacon of hope in this high-stakes environment. A team of researchers from the University of Toronto’s Rotman School of Management, including Professor Ramy Elitzur, has explored the efficacy of various machine learning applications, including advanced Deep Learning techniques, in the realm of crowdfunding. Their studies revealed that machine learning not only outperforms traditional statistical approaches in predicting the success of crowdfunding campaigns but also pinpoints the most influential factors contributing to this success.

Professor Ramy Elitzur, an accounting scholar at the Rotman School, highlights the significant risks involved in running crowdfunding campaigns, which can often result in failure and substantial financial losses. However, through detailed analysis, the research team, empowered by the insights provided by machine learning, offers valuable guidance for project creators on how to enhance their likelihood of success or whether they should consider alternative funding strategies.

The all-or-nothing funding model, a key feature of Kickstarter, adds a sense of urgency and pressure to the fundraising process. Professor Elitzur, along with Professor David Soberman and other colleagues, discovered that the size of the monetary goal is a predominant factor, accounting for over half of a project’s success rate. Additional critical elements include the creator’s social network strength, the diversity of rewards offered, and the duration of the campaign.

Machine learning delves deeper into the nuances of these factors, such as the optimal fundraising goal and campaign duration. Their findings challenge traditional models, which suggest a linear decline in success as the financial target increases. Machine learning demonstrates that success rates remain stable up to a $100,000 goal, beyond which the likelihood of success declines, with a more pronounced decrease beyond $133,300.

The complex interplay of multiple variables in crowdfunding is better captured by machine learning, which models all possible interactions among variables. This method allows for a comprehensive understanding of each variable’s direct and interactive effects on the outcome. For instance, while traditional regression analyses show that higher social capital increases success, machine learning reveals that this effect plateaus after approximately 750 comments. Furthermore, the optimal campaign duration was identified as 10 to 15 days, and while having up to 15 reward options generally benefits a campaign, the effect becomes slightly negative as the number increases to 20 before becoming positive again with up to 50 reward options.

An innovative application of machine learning in this study is its text analysis capability, which goes beyond the capabilities of standard numerical methods. This allowed the researchers to explore Kickstarter’s 15 main project categories and identify that projects categorised under ‘gadgets’ typically had lower success rates.

One intriguing finding relates to projects that tend to underperform significantly, such as those involving Second World War aircraft, where the odds of success are notably lower than other domains. Professor Elitzur is now applying these machine learning techniques to predict the success of high-tech startups, further demonstrating the versatility and depth of this approach.

Additionally, the study underscores that a project’s location plays a critical role, similar to the dynamics observed in real estate markets. This insight into the spatial dimensions of crowdfunding success adds another layer to the strategic considerations for aspiring entrepreneurs and innovators.

More information: Ramy Elitzur et al, The power of machine learning methods to predict crowdfunding success: Accounting for complex relationships efficiently, Journal of Business Venturing Design. DOI: 10.1016/j.jbvd.2024.100022

Journal information: Journal of Business Venturing Design Provided by University of Toronto, Rotman School of Management