Filter Results:
(2,247)
Show Results For
- All HBS Web
(2,247)
- People (22)
- News (634)
- Research (1,023)
- Events (32)
- Multimedia (17)
- Faculty Publications (518)
Show Results For
- All HBS Web
(2,247)
- People (22)
- News (634)
- Research (1,023)
- Events (32)
- Multimedia (17)
- Faculty Publications (518)
- 20 Jun 2017
- Working Paper Summaries
Conversational Peers and Idea Generation: Evidence from a Field Experiment
Keywords: by Sharique Hasan and Rembrand Koning
- Article
Using Fresh Starts to Nudge Increased Retirement Savings
By: John Beshears, Hengchen Dai, Katherine L. Milkman and Shlomo Benartzi
We conducted a field experiment to study the effect of framing future moments in time as new beginnings (or “fresh starts”). University employees (N=6,082) received mailings with an opportunity to choose between increasing their contributions to a savings plan... View Details
Keywords: Choice Architecture; Randomized Field Experiment; Savings; New Beginning; Fresh Start; Saving; Retirement; Behavior
Beshears, John, Hengchen Dai, Katherine L. Milkman, and Shlomo Benartzi. "Using Fresh Starts to Nudge Increased Retirement Savings." Organizational Behavior and Human Decision Processes 167 (November 2021): 72–87.
- October–December 2022
- Article
Achieving Reliable Causal Inference with Data-Mined Variables: A Random Forest Approach to the Measurement Error Problem
By: Mochen Yang, Edward McFowland III, Gordon Burtch and Gediminas Adomavicius
Combining machine learning with econometric analysis is becoming increasingly prevalent in both research and practice. A common empirical strategy involves the application of predictive modeling techniques to "mine" variables of interest from available data, followed... View Details
Keywords: Machine Learning; Econometric Analysis; Instrumental Variable; Random Forest; Causal Inference; AI and Machine Learning; Forecasting and Prediction
Yang, Mochen, Edward McFowland III, Gordon Burtch, and Gediminas Adomavicius. "Achieving Reliable Causal Inference with Data-Mined Variables: A Random Forest Approach to the Measurement Error Problem." INFORMS Journal on Data Science 1, no. 2 (October–December 2022): 138–155.
- May–June 2023
- Article
Which Firms Gain from Digital Advertising? Evidence from a Field Experiment
By: Weijia Dai, Hyunjin Kim and Michael Luca
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... View Details
Dai, Weijia, Hyunjin Kim, and Michael Luca. "Which Firms Gain from Digital Advertising? Evidence from a Field Experiment." Marketing Science 42, no. 3 (May–June 2023): 429–439.
- 2014
- Working Paper
Savings in Transnational Households: A Field Experiment Among Migrants from El Salvador
By: Nava Ashraf, Diego Aycinena, Claudia Martinez A. and Dean Yang
While remittance flows to developing countries are very large, it is unknown whether migrants desire more control over how remittances are used. This research uses a randomized field experiment to investigate the importance of migrant control over the use of... View Details
Keywords: Migration; Remittances; Intrahousehold Allocation; Savings; Immigration; Diasporas; International Finance; El Salvador
Ashraf, Nava, Diego Aycinena, Claudia Martinez A., and Dean Yang. "Savings in Transnational Households: A Field Experiment Among Migrants from El Salvador." NBER Working Paper Series, No. 20024, March 2014. (Review of Economics and Statistics, accepted.)
- 2020
- Book
The Power of Experiments: Decision-Making in a Data-Driven World
By: Michael Luca and Max H. Bazerman
Have you logged into Facebook recently? Searched for something on Google? Chosen a movie on Netflix? If so, you've probably been an unwitting participant in a variety of experiments—also known as randomized controlled trials—designed to test the impact of changes to an... View Details
Keywords: Experiments; Randomized Controlled Trials; Organizations; Decision Making; Analytics and Data Science; Management Analysis, Tools, and Techniques
Luca, Michael, and Max H. Bazerman. The Power of Experiments: Decision-Making in a Data-Driven World. Cambridge, MA: MIT Press, 2020.
- 2024
- Working Paper
Platform Information Provision and Consumer Search: A Field Experiment
By: Lu Fang, Yanyou Chen, Chiara Farronato, Zhe Yuan and Yitong Wang
Despite substantial efforts to help consumers search in more intuitive ways, text search remains the predominant tool for product discovery online. In this paper, we explore the effects of visual and textual cues for search refinement on consumer search and purchasing... View Details
Keywords: Consumer Behavior; E-commerce; Decision Choices and Conditions; Learning; Internet and the Web
Fang, Lu, Yanyou Chen, Chiara Farronato, Zhe Yuan, and Yitong Wang. "Platform Information Provision and Consumer Search: A Field Experiment." NBER Working Paper Series, No. 32099, February 2024.
- Article
A Field Experiment on Search Costs and the Formation of Scientific Collaborations
By: Kevin Boudreau, Tom Brady, Ina Ganguli, Patrick Gaule, Eva C. Guinan, Anthony Hollenberg and Karim R. Lakhani
We present the results of a field experiment conducted at Harvard Medical School to understand the extent to which search costs affect matching among scientific collaborators. We generated exogenous variation in search costs for pairs of potential collaborators by... View Details
Keywords: Search Costs; Cost; Marketplace Matching; Groups and Teams; Science; Collaborative Innovation and Invention
Boudreau, Kevin, Tom Brady, Ina Ganguli, Patrick Gaule, Eva C. Guinan, Anthony Hollenberg, and Karim R. Lakhani. "A Field Experiment on Search Costs and the Formation of Scientific Collaborations." Review of Economics and Statistics 99, no. 4 (October 2017): 565–576.
- 2013
- Working Paper
How Does Risk Management Influence Production Decisions? Evidence from a Field Experiment
By: Shawn Cole, Xavier Gine and James Vickery
Weather is a key source of income risk, particularly in emerging market economies. This paper uses a randomized controlled trial involving a sample of Indian farmers to study how an innovative rainfall insurance product affects production decisions. We find that... View Details
Keywords: Risk Management; Production; Weather; Insurance; Emerging Markets; Agribusiness; Insurance Industry; Agriculture and Agribusiness Industry; India
Cole, Shawn, Xavier Gine, and James Vickery. "How Does Risk Management Influence Production Decisions? Evidence from a Field Experiment." Harvard Business School Working Paper, No. 13-080, March 2013. (Revised September 2014.)
- May 2014
- Article
Dynamics of Demand for Index Insurance: Evidence from a Long-Run Field Experiment
By: Shawn A. Cole, Daniel Stein and Jeremy Tobacman
This paper estimates how experimentally-manipulated experiences with a novel financial product, rainfall index insurance, affect subsequent insurance demand. Using a seven-year panel, we develop three main findings. First, recent experience matters for demand,... View Details
Cole, Shawn A., Daniel Stein, and Jeremy Tobacman. "Dynamics of Demand for Index Insurance: Evidence from a Long-Run Field Experiment." American Economic Review: Papers and Proceedings 104, no. 5 (May 2014): 284–290.
Racial Discrimination in the Sharing Economy: Evidence from a Field Experiment
Abstract: In an experiment on Airbnb, we find that applications from guests with distinctively African American names are 16 percent less likely to be accepted relative to identical guests with distinctively white names. Discrimination occurs among landlords of... View Details
- 2006
- Working Paper
Can Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia
By: Nava Ashraf, James Berry and Jesse M. Shapiro
The controversy over whether and how much to charge for health products in the developing world rests, in part, on whether higher prices can increase use, either by targeting distribution to high-use households (a screening effect), or by stimulating use... View Details
Ashraf, Nava, James Berry, and Jesse M. Shapiro. "Can Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia." Harvard Business School Working Paper, No. 07-034, December 2006. (Forthcoming, American Economic Review.)
- December 2010
- Article
Can Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia
By: Nava Ashraf, James Berry and Jesse M. Shapiro
The controversy over how much to charge for health products in the developing world rests, in part, on whether higher prices can increase use, either by targeting distribution to high-use households (a screening effect), or by stimulating use psychologically through a... View Details
Ashraf, Nava, James Berry, and Jesse M. Shapiro. "Can Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia." American Economic Review 100, no. 5 (December 2010): 2383–2413. (Online Appendix.)
- 2024
- Working Paper
Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization
This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details
Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization
Huang, Ta-Wei, Eva Ascarza, and Ayelet Israeli. "Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization." Harvard Business School Working Paper, No. 24-076, June 2024.
- Article
All Eyes on Them: A Field Experiment on Citizen Oversight and Electoral Integrity
By: Natalia Garbiras-Díaz and Mateo Montenegro
Can information and communication technologies help citizens monitor their elections? We analyze a large-scale field experiment designed to answer this question in Colombia. We leveraged Facebook advertisements sent to over 4 million potential voters to encourage... View Details
Keywords: Social Influence; Electoral Behavior; Election Outcomes; Economics; Economy; Governance; Government and Politics; Social Media; Social Marketing; Society; Political Elections; Advertising
Garbiras-Díaz, Natalia, and Mateo Montenegro. "All Eyes on Them: A Field Experiment on Citizen Oversight and Electoral Integrity." American Economic Review 112, no. 8 (August 2022): 2631–2668.
- 2010
- Working Paper
Substitution Patterns of the Random Coefficients Logit
By: Thomas J. Steenburgh and Andrew Ainslie
Previous research suggests that the random coefficients logit is a highly flexible model that overcomes the problems of the homogeneous logit by allowing for differences in tastes across individuals. The purpose of this paper is to show that this is not true. We prove... View Details
Steenburgh, Thomas J., and Andrew Ainslie. "Substitution Patterns of the Random Coefficients Logit." Harvard Business School Working Paper, No. 10-053, January 2010.
- 09 Oct 2017
- Working Paper Summaries
Habit Formation and Rational Addiction: A Field Experiment in Handwashing
- 2022
- Article
Alleviating Time Poverty Among the Working Poor: A Pre-Registered Longitudinal Field Experiment
By: A.V. Whillans and Colin West
Poverty entails more than a scarcity of material resources—it also involves a shortage of time. To examine the causal benefits of reducing time poverty, we conducted a longitudinal feld experiment over six consecutive weeks in an urban slum in Kenya with a sample of... View Details
Keywords: Time; Subjective Well Being; Administrative Costs; Friction; Poverty; Well-being; Money; Perception; Kenya
Whillans, A.V., and Colin West. "Alleviating Time Poverty Among the Working Poor: A Pre-Registered Longitudinal Field Experiment." Art. 719. Scientific Reports 12 (2022).
- 26 Jun 2015
- Video
Into the FIELD
- December 2014
- Article
No Margin, No Mission? A Field Experiment on Incentives for Public Services Delivery
By: Nava Ashraf, Oriana Bandiera and B. Kelsey Jack
A substantial body of research investigates the effect of pay for performance in firms, yet less is known about the effect of non-financial rewards, especially in organizations that hire individuals to perform tasks with positive social spillovers. We conduct a field... View Details
Keywords: Incentives; Non-monetary Rewards; Intrinsic Motivation; Motivation and Incentives; Employees; Service Industry; Health Industry
Ashraf, Nava, Oriana Bandiera, and B. Kelsey Jack. "No Margin, No Mission? A Field Experiment on Incentives for Public Services Delivery." Journal of Public Economics 120 (December 2014): 1–17.