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  • 14 Apr 2020
  • Working Paper Summaries

Contractual Restrictions and Debt Traps

Keywords: by Ernest Liu and Benjamin N. Roth; Financial Services
  • 22 Feb 2018
  • Working Paper Summaries

Debt Traps? Market Vendors and Moneylender Debt in India and the Philippines

Keywords: by Dean Karlan, Sendhil Mullainathan, and Benjamin N. Roth
  • 09 Mar 2020
  • Working Paper Summaries

Impact Investing: A Theory of Financing Social Entrepreneurship

Keywords: by Benjamin N. Roth; Financial Services
  • 11 May 2020
  • Working Paper Summaries

Targeting High Ability Entrepreneurs Using Community Information: Mechanism Design in the Field

Keywords: by Reshmaan Hussam, Natalia Rigol, and Benjamin N. Roth
  • 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
  • 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
Keywords: Strategy; Venture Capital; Private Equity; Entrepreneurship; Competitive Strategy
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  • 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
Keywords: Microfinance; Entrepreneurship; Developing Countries and Economies; Financing and Loans
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  • 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
Keywords: Dominant Individual Rationality; Market Design; Safety
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  • 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
Keywords: Social Distancing; Social Welfare; Economic Relief; Health Pandemics; Poverty
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  • 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
  • February 2020 (Revised March 2020)
  • Case

Prime Coalition: Catalytic Capital for Climate Innovation

By: Ramana Nanda, Benjamin N. Roth and Olivia Hull
With long development timelines and high risk, new energy technologies were often left to languish in the “valley of death,” unable to raise enough funds to bring a product to market. In 2014, Sarah Kearney founded the nonprofit Prime Coalition to solve this problem.... View Details
Keywords: Energy Conservation; Renewable Energy; Social Entrepreneurship; Venture Capital; Investment; Innovation and Invention; Technological Innovation; Mission and Purpose; Science-Based Business; Nonprofit Organizations; Social Enterprise; Energy Industry; Technology Industry; Green Technology Industry; United States
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  • 2021
  • Working Paper

Impact Investing: A Theory of Financing Social Enterprises

By: Benjamin N. Roth
I present a model of financing social enterprises to delineate the role of impact investors relative to “pure” philanthropists. I characterize the optimal scale and structure of a social enterprise when financed by grants, and when financed by investments. Impact... View Details
Keywords: Impact Investing; Social Entrepreneurship; Finance; Investment; Mathematical Methods
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  • December 2021
  • Article

India's Food Supply Chain during the Pandemic

By: Matt Lowe, G.V. Nadhanael and Benjamin N. Roth
We document the impact of India’s COVID-19 lockdown on the food supply chain. Food arrivals in wholesale markets dropped by 69% in the three weeks following the lockdown and wholesale prices rose by 8%. Six weeks after the lockdown began, volumes and prices had fully... View Details
Keywords: COVID-19; Supply Chain; Health Pandemics; Food; Policy; System Shocks; Food and Beverage Industry; India
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  • 2023
  • Chapter

Market Design Under Weak Institutions

By: Benjamin N. Roth
As market designers begin to address economic inequality, we will necessarily also begin to engage marginalized populations who have so far not been served well by the markets in which they participate. We will need new market designs for participants who may not... View Details
Keywords: Market Design; Equality and Inequality; Trust; Emerging Markets
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  • July 2021
  • Case

A Close Shave at Squire

By: Jeffrey J. Bussgang, Zoë B. Cullen, William R. Kerr, Benjamin N. Roth and Michael Norris
In 2020, just after closing a $34 million Series B financing round, Dave Salvant and Songe LaRon consider how to adjust their business, Squire Technologies, to the new realities posed by the COVID-19 pandemic. Their barbershop technology, including tools to run a shop... View Details
Keywords: Business Startups; Entrepreneurship; Venture Capital; Private Equity; Mobile and Wireless Technology; Applications and Software; Growth and Development Strategy; Health Pandemics; Beauty and Cosmetics Industry; Beauty and Cosmetics Industry; New York (city, NY); San Francisco
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  • 2024
  • Working Paper

Do Collusive Norms Maximize Profits? Evidence From a Vegetable Market Experiment in India

By: Abhijit Banerjee, Greg Fischer, Dean Karlan, Matt Lowe and Benjamin N. Roth
Social norms have been shown to facilitate anti-competitive behavior in decentralized markets. We demonstrate that these norms can also reduce aggregate profits. First, we present descriptive evidence of competition-suppressing norms in Kolkata vegetable markets.... View Details
Keywords: Collusion; Competition; Market Entry and Exit; Small Business; Microeconomics; Kolkata
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