IGL database (beta)

Year Title Short summary Country Author
2023 Labor reallocation between small firms: experimental evidence on information constraints

We document interest in labor reallocation among small firm owners in Ghana; 60% and 41%, respectively, self-report willingness to hire or work for the average local firm owner. Firm owners also exhibit high willingness-to-pay for information on a random subset of hiring firms and jobseeking firm owners, during a Becker-Degroot-Marschak exercise. Conditionally random variation in access to this information generates immediate labor adjustments within and between firms, though rarely of firm owners themselves, and impacts firm closure 5-months post-intervention.

Hardy, M., Kim, S., McCasland, J., Menzel, A., Witte, M.
2023 The Impact of Peer-to-Peer Management Training on Collaboration and Workplace Outcomes

Effective workplace management plays a crucial role in determining employee performance, retention, and subsequently, overall firm performance. While conventional management strategies often emphasize hierarchical relationships, peer-to-peer management, or "managing across," represents a promising yet largely unexplored approach. This study aims to investigate the impact of peer-to-peer management training on various employee outcomes and identify the conditions under which the intervention proves most effective.

Adhvaryu, A., Nyshadham, A., Wu, H.X., Xu, H.
2023 Money, Time, and Grant Design

The design of research grants has been hypothesized to be a useful tool for influencing researchers and their science. We test this by conducting two thought experiments in a nationally representative survey of academic researchers. First, we offer participants a hypothetical grant with randomized attributes and ask how the grant would influence their research strategy. Longer grants increase researchers' willingness to take risks, but only among tenured professors, which suggests that job security and grant duration are complements.

Myers, K., Tham, W.Y.
2023 Evaluating the “Funneling” Approach to Support Firms

Entrepreneurs in developing countries face a series of diverse constraints to growth, including lack of access to business skills, markets, and finance. The binding constraints vary from firm to firm, implying that the returns to possible interventions are likely to be heterogeneous.

Anderson, S., Grover, A., Ubfal, D.
2023 The Uneven Impact of Generative AI on Entrepreneurial Performance

There is a growing belief that scalable and low-cost AI assistance can improve firm decision-making and economic performance. However, running a business involves a myriad of open-ended problems, making it hard to generalize from recent studies showing that generative AI improves performance on well-definedwriting tasks. In our field experiment with 640 Kenyan entrepreneurs, we assessed the impact of AI-generated advice on small business revenues and profits.

Clarke, R.P., Delecourt, S., Holtz, D., Koning, R., Otis, N.G.
2023 How Effective are Female Role Models in Steering Girls Towards STEM? Evidence from French High Schools

We show in a large-scale field experiment that a brief exposure to female role models working in scientific fields affects high school students’ perceptions and choices of undergraduate major. The classroom interventions reduced the prevalence of stereotypical views on jobs in science and gender differences in abilities. They also made high-achieving girls in grade 12 more likely to enrol in selective and male-dominated science, technology, engineering and mathematics programs in college.

Breda, T., Grenet, J., Monnet, M., Van Effenterre, C.
2023 On the Allocation and Impacts of Managerial Training

We study the allocation and productivity consequences of training production line supervisors in soft skills via a randomized controlled trial. Consistent with standard practice for training investments within firms, we asked middle managers – who sit above supervisors in the hierarchy – to nominate members of their supervisory team for training. Program access was randomized within these recommendation rankings. Highly recommended supervisors experienced no productivity gains; in contrast, less recommended supervisors’ productivity increased 12% relative to controls.

Adhvaryu, A., Murathanoglu, E., Nyshadham, A.
2023 The effects of business loans and technology support on the growth of U.S. online entrepreneurs

This study is focused on the relationship between borrowing constraints, access to cutting-edge technology and information about cutting-edge technology on the performance of U.S. online businesses. With the help of two large U.S. technology companies we will be able to randomize access to loans and free cloud computing credits (as well as information about the potential use of technology) to otherwise identical (generally small, but fast growing) firms, to see if they will have a causal impact on firm development.

Bloom, N., Codreanu, M.A.
2023 Improving Workplace Climate in Large Corporations: A Clustered Randomized Intervention

We evaluate the impact of a training program aimed at improving the relational atmosphere in the workplace. The program encourages prosocial behavior and the use of professional language, focusing primarily on leaders’ behavior and leader-subordinate interactions. We implement this program using a clustered randomized design involving over 3,000 headquarters employees of 20 large corporations in Turkey. We evaluate the program with respect to employee separation, pro- and antisocial behavior, the prevalence of support networks, and perceived workplace climate.

Alan, S., Corekcioglu, G., Sutter, M.
2023 Impacts of adopting a new management practice: Operational Coaching™

Purpose

This article reports the results of a randomized field experiment that tested the effects of a new business intervention among managers of small- and medium-sized enterprises (SMEs) in England.

Design/methodology/approach

Individual managers (learners) were randomly assigned in clusters (companies) to either an intervention group (265 learners; 40 SMEs) receiving a novel virtual, blended training program designed to stimulate a change in management behavior or a no-intervention group (118 learners; 22 SMEs).

Ashley-Timms, D., Ashley-Timms, L., Phillips, R., Tinelli, M.
2023 Chat Over Coffee? Diffusion of Agronomic Practices and Market Spillovers in Rwanda

Agricultural extension programs often train a few farmers and count on diffusion through social networks for the innovation to spread. However, if markets are imperfectly integrated, this may also inflict negative externalities. In a two-step experiment of an agronomy training program among Rwandan coffee farmers, we first randomize the concentration of trainees at the village level and then randomly select within each village. Knowledge increased, and yields were 6.7% higher for trained farmers.

Duflo, E., Keniston, D., Suri, T., Zipfel, C.
2023 Identifying management skill

Effective managers play a vital role in successful teams by creating a positive and productive team environment, assigning tasks, setting clear goals and expectations, and facilitating communication and collaboration among team members. In this paper, we employ a distinctive experimental design to identify the marginal advantage of effective managers, and the specific attributes that yield the greatest benefits to team performance.

Bhalotra, S., Deming, D., Said, F., Vecci, J., Weidmann, B.
2023 The Impact of Peer-to-Peer Management Training on Collaboration and Workplace Outcomes

Effective workplace management plays a crucial role in determining employee performance, retention, and subsequently, overall firm performance. While conventional management strategies often emphasize hierarchical relationships, peer-to-peer management, or "managing across," represents a promising yet largely unexplored approach. This study aims to investigate the impact of peer-to-peer management training on various employee outcomes and identify the conditions under which the intervention proves most effective.

Adhvaryu, A., Nyshadham, A., Wu, H.X., Xu, H.
2023 Evaluating the “Funneling” Approach to Support Firms

Entrepreneurs in developing countries face a series of diverse constraints to growth, including lack of access to business skills, markets, and finance. The binding constraints vary from firm to firm, implying that the returns to possible interventions are likely to be heterogeneous.

Anderson, S., Grover, A., Ubfal, D.
2023 Reducing Carbon Emissions while Boosting Growth: an Experiment with Turkish Manufacturing Firms

Understanding how to design policies to effectively reduce firm-level carbon emissions while minimizing impacts on economic growth is a question of central importance in the battle to mitigate climate change. The EU is proposing a Carbon Border Adjustment Mechanism (CBAM) that will tax imports to better reflect their carbon content. This project evaluates three policies that provide firms with training and assistance obtaining loans with the goal of mitigating the impacts of CBAM on Turkish SMEs.

Atkin, D., Berman, A., Demir, B.
2023 Gender Discrimination in Response to Correct and Incorrect Advice

First, we will recruit people to provide advice on whether to invest in actual start-up firms and to provide a justification for their decision. We create pairs of advisors that provide the same recommendation but differ by race and gender. Next, we recruit participants for the role of investors. Each participant is endowed with one dollar for each of the four investment rounds. The adviser provides her/his assessment and investment recommendation. The investor then decides how much to invest, and the outcome is revealed.

Abel, M.
2023 Climate change framing and innovator attention: Evidence from an email field experiment

Drawing the attention of innovators to climate change is important for green innovation. We report an email field experiment with MIT using messages about the impact of climate change to invite innovators (SBIR grantees) to apply to a technology competition. We vary our messages on the time frame and scale of the human cost of climate change across scientifically valid scenarios. Innovator attention (clicks) is sensitive to climate change messaging. These changes in clicks also predict higher application rates.

Guzman, J., Oh, J.J., Sen, A.
2023 Can Financial Incentives to Firms Improve Apprentice Training? Experimental Evidence from Ghana

We use a field experiment to test whether financial incentives can improve the quality of apprenticeship training. Trainers (firm owners) in the treatment group participated in a tournament incentive scheme where they received a payment based on their apprentices’ rank-order performance on a skills assessment. Trainers in the control group received a fixed payment based on their apprentices’ participation in the assessment. Performance on the assessment was higher in the treatment group.

Brown, G., Hardy, M., Mbiti, I., McCasland, J., Salcher, I.
2023 Digital consultation of firms and perception of government's regulatory legitimacy: Piloting an experiment in regulation design in Thailand

While evidence indicates that the notice and comment (N&C) process improves regulatory compliance by increasing trust in government, there is reason to doubt this mechanism’s viability in the digital realm. The lack of direct human interactions online can lead participating firms to feel unheard and unengaged. As a result, online N&C efforts can actually undermine firms’ views of the government’s regulatory authority and hamper efforts towards compliance.

Hicken, A., Malesky, E., Nillasithanukroh, S., Taussig, M.
2023 The Impact of Peer-to-Peer Management Training on Collaboration and Workplace Outcomes

Effective workplace management plays a crucial role in determining employee performance, retention, and subsequently, overall firm performance. While conventional management strategies often emphasize hierarchical relationships, peer-to-peer management, or "managing across," represents a promising yet largely unexplored approach. This study aims to investigate the impact of peer-to-peer management training on various employee outcomes and identify the conditions under which the intervention proves most effective.

Adhvaryu, A., Nyshadham, A., Wu, H.X., Xu, H.
2023 Evaluating the “Funneling” Approach to Support Firms

Entrepreneurs in developing countries face a series of diverse constraints to growth, including lack of access to business skills, markets, and finance. The binding constraints vary from firm to firm, implying that the returns to possible interventions are likely to be heterogeneous.

Anderson, S., Grover, A., Ubfal, D.
2023 Reducing Carbon Emissions while Boosting Growth: an Experiment with Turkish Manufacturing Firms

Understanding how to design policies to effectively reduce firm-level carbon emissions while minimizing impacts on economic growth is a question of central importance in the battle to mitigate climate change. The EU is proposing a Carbon Border Adjustment Mechanism (CBAM) that will tax imports to better reflect their carbon content. This project evaluates three policies that provide firms with training and assistance obtaining loans with the goal of mitigating the impacts of CBAM on Turkish SMEs.

Atkin, D., Berman, A., Demir, B.
2023 Are Small Firms Labor Constrained? Experimental Evidence from Ghana

We report the results of a field experiment that randomly placed unemployed young people as apprentices with small firms in Ghana and included no cash subsidy to firms (or workers) beyond in-kind recruitment services. Treated firms experienced increases in firm size of approximately half a worker and firm profits of approximately 10 percent for each apprentice placement offered, documenting frictions to novice hiring.

Hardy, M., McCasland, J.
2023 Gender bias in funding evaluation: A randomized experiment

Gender differences in research funding exist, but bias evidence is elusive and findings are contradictory. Bias has multiple dimensions, but in evaluation processes, bias would be the outcome of the reviewers’ assessment. Evidence in observational approaches is often based either on outcome distributions or on modeling bias as the residual. Causal claims are usually mixed with simple statistical associations.

Cruz-Castro, L., Sanz-Menéndez, L.
2023 The Value of Managing Up: A Field Experiment in the Workplace

Management strategies significantly influence worker productivity, retention, career growth, and the overall performance of a firm. Traditional top-down approaches have typically underscored the importance of supervisors in shaping managerial quality and employee performance. Much research suggests that training supervisors to effectively manage their subordinates may be a useful way to enhance supervisor-worker relationships and, in turn, boost firm productivity. However, these approaches may face two primary challenges.

Adhvaryu, A., Nyshadham, A., Wu, H.X., Xu, H.
2023 Evaluating the “Funneling” Approach to Support Firms

Entrepreneurs in developing countries face a series of diverse constraints to growth, including lack of access to business skills, markets, and finance. The binding constraints vary from firm to firm, implying that the returns to possible interventions are likely to be heterogeneous.

Anderson, S., Grover, A., Ubfal, D.
2023 Reducing Carbon Emissions while Boosting Growth: an Experiment with Turkish Manufacturing Firms

Understanding how to design policies to effectively reduce firm-level carbon emissions while minimizing impacts on economic growth is a question of central importance in the battle to mitigate climate change. The EU is proposing a Carbon Border Adjustment Mechanism (CBAM) that will tax imports to better reflect their carbon content. This project evaluates three policies that provide firms with training and assistance obtaining loans with the goal of mitigating the impacts of CBAM on Turkish SMEs.

Atkin, D., Berman, A., Demir, B.
2023 Which Firms Gain from Digital Advertising? Evidence from a Field Experiment

Measuring the returns of advertising opportunities continues to be a challenge for many businesses. We design and run a field experiment in collaboration with Yelp across 18,294 firms in the restaurant industry to understand which types of businesses gain more from digital advertising. We randomly assign 7,209 restaurants to freely receive Yelp’s standard ads package for three months. The scale of the experiment gives us a unique opportunity to assess the heterogeneity in advertising effectiveness across a variety of business attributes.

Dai, W., Kim, H., Luca, M.
2022 Evaluation of the Evolve Digital programme to promote digital adoption in family firms: A Randomised Control Trial

The ‘Evolve Digital’ trial was developed with the objective of boosting digital adoption in small family firms through identifying a cost-effective, yet productivity-enhancing programme of peer group learning for small family businesses, which can be replicated throughout the country.

Jibril, H., Mensmann, M., Roper, S., Scott, D.
2022 Impact Evaluation of an Intervention on Small and Medium Enterprises in Chile

This impact evaluation aims to measure the effect of a program that combines business training, mentoring, and a large cash transfer on high-potential small and medium businesses in Chile. 250 out of the top 500 firms participating in a business plan competition will be randomly selected to receive all three components of the program, while the remaining firms will receive none of them. In-person surveys with the entrepreneurs will be conducted before and 12 months after the program.

Huneeus, F., Martínez Alvear, C., Woodruff, C.

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