Publications

Educators

11 Sep 2018
First Look

New Research and Ideas, September 11, 2018

Conference Proceedings More Amazon Effects: Online Competition and Pricing Behaviors By: Cavallo, Alberto Abstract—I study how online competition, with its shrinking margins, algorithmic pricing... View Details

Keywords: Dina Gerdeman

2021
Working Paper

Pandemic Schooling Mode and Student Test Scores: Evidence from U.S. States

By: Clare Halloran, Rebecca Jack, James C. Okun and Emily Oster

We estimate the impact of district-level schooling mode (in-person versus hybrid or distance learning) on test scores. We combine Spring 2021 state standardized test score data with comprehensive data on schooling in the 2020-21 school year across 12 states. We find... View Details

Keywords: COVID-19 Pandemic; In-person Schooling; Distance Learning; Outcomes Measurement; Health Pandemics; Education; Performance Evaluation

January 2014 (Revised December 2014)
Case

GenapSys: Business Models for the Genome

By: Richard G. Hamermesh, Joseph B. Fuller and Matthew Preble

GenapSys, a California-based startup, was soon to release a new DNA sequencer that the company's founder, Hesaam Esfandyarpour, believed was truly revolutionary. The sequencer would be substantially less expensive—potentially costing just a few thousand dollars—and... View Details

Keywords: DNA Sequencing; Life Sciences; Business Model; Innovation ＆ Entrepreneurship; Health Care and Treatment; Genetics; Business Strategy; Biotechnology Industry; Pharmaceutical Industry; Technology Industry; Health Industry; Medical Devices and Supplies Industry; United States

Educators

May–June 2025
Article

Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces

By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno

Most online sales worldwide take place in marketplaces that connect sellers and buyers. The presence of numerous third-party sellers leads to a proliferation of listings for each product, making it difficult for customers to choose between the available options. Online... View Details

Keywords: Algorithms; Marketplaces; Marketplace Matching; E-commerce; Demand and Consumers; Customer Focus and Relationships; Market Participation; Technology Adoption

SSRN

2017
Chapter

Innovation Policies

By: Ramana Nanda and Matthew Rhodes-Kropf

Past work has shown that failure tolerance by principals has the potential to stimulate innovation, but has not examined how this affects which projects principals will start. We demonstrate that failure tolerance has an equilibrium price – in terms of an investor’s... View Details

Keywords: Innovation; Investing; Abandonment Option; Failure Tolerance; Innovation and Invention; Venture Capital; Attitudes; Investment; Failure

2017
Working Paper

Innovation Policies

By: Ramana Nanda and Matthew Rhodes-Kropf

Past work has shown that failure tolerance by principals has the potential to stimulate innovation, but has not examined how this affects which projects principals will start. We demonstrate that failure tolerance has an equilibrium price ― in terms of an investor's... View Details

Keywords: Innovation; Investing; Abandonment Option; Failure Tolerance; Venture Capital; Attitudes; Investment; Failure; Innovation and Invention

SSRN

April 2010
Article

Endowments, Fiscal Federalism, and the Cost of Capital for States: Evidence from Brazil, 1891-1930

By: Andre C. Martinez Fritscher and Aldo Musacchio

There is a large literature looking at the determinants of country risk (defined as the difference between the yield of a sovereign's bonds and the risk-free rate). In this paper, we contribute to the discussion by arguing that an important explanatory factor is the... View Details

Keywords: Bonds; Performance Capacity; Taxation; Revenue; Governance; Geographic Location; Trade; Price; Cost of Capital; Risk and Uncertainty; Public Administration Industry; Brazil

30 Sep 2013
Research & Ideas

Do Mergers Hurt Product Quality?

according to a recent study by Harvard Business School Assistant Professor Albert W. Sheen. In The Real Product Impact of Mergers, Sheen finds that mergers generally have little effect on product quality over time, even while product... View Details

Keywords: by Carmen Nobel; Consumer Products

25 May 2020
Research & Ideas

Has Occupational Licensing Outlived Its Usefulness?

service provider has a license, their hiring decision is still more driven by price and online reviews than the quality assurance that comes with licensing. New research shows that tougher licensing requirements reduce the pool of... View Details

Keywords: by Martha Lagace; Service

20 Jan 2015
First Look

First Look: January 20

Costing to Identify Value-Improvement Opportunities in Healthcare By: Kaplan, Robert S., Mary L. Witkowski, Megan Abbott, Alexis Guzman, Laurence Higgins, John Meara, Erin Padden Abstract—As healthcare providers cope with pricing... View Details

Keywords: Sean Silverthorne

June 2004
Article

Market Liquidity as a Sentiment Indicator

By: Malcolm Baker and Jeremy Stein

We build a model that helps to explain why increases in liquidity-such as lower bid-ask spreads, a lower price impact of trade, or higher turnover-predict lower subsequent returns in both firm-level and aggregate data. The model features a class of irrational... View Details

Keywords: Markets; Financial Liquidity; Price; Trade; Sales; Equity; Information; Management Analysis, Tools, and Techniques; Accounting Industry

Fall 2012
Article

Foreign Entry and the Mexican Banking System, 1997-2007

By: Stephen Haber and Aldo Musacchio

What is the impact of foreign bank entry on the pricing and availability of credit in developing economies? The Mexican banking system provides a quasi-experiment to address this question because in 1997 the Mexican government radically changed the laws governing the... View Details

Keywords: Banks and Banking; Ownership; Foreign Direct Investment; Laws and Statutes; Developing Countries and Economies; Banking Industry; Mexico

May 2023
Case

Natural Gas in New England

By: Robin Greenwood, Richard S. Ruback and Gil Highet

Participants in the New England power market are exploring several strategies to meet the region's renewable power goals while also providing its residents with inexpensive and reliable electricity and heating fuel. New England was a first-mover into natural gas power... View Details

Keywords: Natural Gas; Energy; Energy Industry; United States; Massachusetts

Educators

2025
Working Paper

Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces

By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno

Most online sales worldwide take place in marketplaces that connect sellers and buyers. The presence of numerous third-party sellers leads to a proliferation of listings for each product, making it difficult for customers to choose between the available options. Online... View Details

Keywords: Algorithms; E-commerce; Sales; Digital Marketing; Internet and the Web; Customer Satisfaction