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- 14 Apr 2020
- Working Paper Summaries
Contractual Restrictions and Debt Traps
- 22 Feb 2018
- Working Paper Summaries
Debt Traps? Market Vendors and Moneylender Debt in India and the Philippines
- 09 Mar 2020
- Working Paper Summaries
Impact Investing: A Theory of Financing Social Entrepreneurship
- 11 May 2020
- Working Paper Summaries
Targeting High Ability Entrepreneurs Using Community Information: Mechanism Design in the Field
- 09 Apr 2020
- Research & Ideas
How Social Entrepreneurs Can Increase Their Investment Impact
can be profitable while doing good, suggests new research from Benjamin N. Roth, a Harvard Business School assistant professor in the Entrepreneurial Management Unit. “This idea that you're increasing your... View Details
Keywords: by Rachel Layne
- 22 Apr 2024
- Research & Ideas
When Does Impact Investing Make the Biggest Impact?
HBS colleagues Leslie Jeng, senior lecturer; Josh Lerner, Jacob H. Schiff Professor; Natalia Rigol, assistant professor; and Benjamin N. Roth, Purnima Puri View Details
Keywords: by Rachel Layne
- 20 Feb 2018
- First Look
First Look at New Research and Ideas, February 20, 2018
Download working paper: https://www.hbs.edu/faculty/Pages/item.aspx?num=53993 Debt Traps? Market Vendors and Moneylender Debt in India and the Philippines By: Karlan, Dean, Sendhil Mullainathan, View Details
Keywords: Sean Silverthorne
- Web
Courses by Faculty Unit - Course Catalog
Benjamin N. Roth Natalia Rigol Spring 2026 Q3Q4 3.0 Business Solutions for the Poor (Global and Local) (also listed under General Management... View Details
- Web
Courses by Title - Course Catalog
Business Solutions for the Poor (Global and Local) General Management, Marketing, Entrepreneurial Management Kash Rangan , Benjamin N. Roth ,... View Details
- Web
Courses by Faculty Unit - Course Catalog
Benjamin N. Roth Natalia Rigol Spring 2026 Q3Q4 3.0 Business Solutions for the Poor (Global and Local) (also listed under General Management... View Details
- Web
Courses by Faculty - Course Catalog
Fall 2025 Q1 1.5 Dante Roscini IFC: Italy; Tradition and Innovation Business, Government & the International Economy January 2026 J 3.0 Benjamin N. View Details
- 12 Jun 2018
- First Look
New Research and Ideas, June 12, 2018
Moneylender Debt in India and the Philippines By: Karlan, Dean, Sendhil Mullainathan, and Benjamin Roth Abstract—A debt trap occurs when someone... View Details
Keywords: Dina Gerdeman
- October 2018 (Revised February 2018)
- Case
Masayoshi Son and the Vision Fund
By: Tom Nicholas, Ramana Nanda and Benjamin N. Roth
In October 2016, SoftBank Group Corp., the Japanese conglomerate giant caused a significant shock to the worldwide market for venture capital and private equity by announcing the Vision Fund, the largest tech investment fund in the world at close to $100 billion. The... View Details
Nicholas, Tom, Ramana Nanda, and Benjamin N. Roth. "Masayoshi Son and the Vision Fund." Harvard Business School Case 819-041, October 2018. (Revised February 2018.)
- March 2022
- Article
Contractual Restrictions and Debt Traps
By: Ernest Liu and Benjamin N. Roth
Microcredit and other forms of small-scale finance have failed to catalyze entrepreneurship in developing countries. In these credit markets, borrowers and lenders often bargain over not only the interest rate but also implicit restrictions on types of investment. We... View Details
Liu, Ernest, and Benjamin N. Roth. "Contractual Restrictions and Debt Traps." Review of Financial Studies 35, no. 3 (March 2022): 1141–1182.
- June 2021
- Article
Making Marketplaces Safe: Dominant Individual Rationality and Applications to Market Design
By: Benjamin N. Roth and Ran I. Shorrer
Often market designers cannot force agents to join a marketplace rather than using pre-existing institutions. We propose a new desideratum for marketplace design that guarantees the safety of participation: Dominant Individual Rationality (DIR). A marketplace is DIR if... View Details
Roth, Benjamin N., and Ran I. Shorrer. "Making Marketplaces Safe: Dominant Individual Rationality and Applications to Market Design." Management Science 67, no. 6 (June 2021).
- 2022
- Working Paper
Social Protection and Social Distancing During the Pandemic: Mobile Money Transfers in Ghana
By: Dean Karlan, Matt Lowe, Robert Osei, Isaac Osei-Akoto, Benjamin N. Roth and Christopher Udry
We study the impact of mobile money transfers to a representative sample of low-income
Ghanaians during the COVID-19 pandemic. The announcement of the upcoming transfers
affects neither consumption, well-being, nor social distancing. Once disbursed,... View Details
Karlan, Dean, Matt Lowe, Robert Osei, Isaac Osei-Akoto, Benjamin N. Roth, and Christopher Udry. "Social Protection and Social Distancing During the Pandemic: Mobile Money Transfers in Ghana." Harvard Business School Working Paper, No. 23-010, July 2022. (Revise and Resubmit, Journal of Development Economics.)
- Web
Business Solutions for the Poor (Global and Local) - Course Catalog
HBS Course Catalog Business Solutions for the Poor (Global and Local) Course Number 1588 Baker Foundation Professor Kash Rangan Associate Professor Benjamin N. View Details
- 17 Dec 2020
- Research & Ideas
The 10 Most Popular Stories of 2020
the large team of researchers looking at COVID-19’s impact on issues of work and organizational psychology, prompting changes for practitioners and human resources professionals. Impact Investing: A Theory... View Details
Keywords: by Dina Gerdeman
- Web
Business Economics - Doctoral
Moss Vincent Pons Matthew Rabin Forest L. Reinhardt Benjamin N. Roth Raffaella Sadun David S. Scharfstein Joshua R. Schwartzstein Ishita Sen Jesse M. Shapiro Emil View Details
- Web
Marketing Curriculum - Faculty & Research
(also listed under General Management and Entrepreneurial Management) Kash Rangan , Benjamin N. Roth , Natalia Rigol Fall 2025 Q1Q2 3.0 Creating... View Details