Publications

2016
Working Paper

Reviews, Reputation, and Revenue: The Case of Yelp.com

By: Michael Luca

Do online consumer reviews affect restaurant demand? I investigate this question using a novel dataset combining reviews from the website Yelp.com and restaurant data from the Washington State Department of Revenue. Because Yelp prominently displays a restaurant's... View Details

Keywords: Revenue; Network Effects; Reputation; Social and Collaborative Networks; Food and Beverage Industry; Service Industry; Washington (state, US)

SSRN

May 2016
Article

Matching with Slot-Specific Priorities: Theory

By: Scott Duke Kominers and Tayfun Sönmez

We introduce a two-sided, many-to-one matching with contracts model in which agents with unit demand match to branches that may have multiple slots available to accept contracts. Each slot has its own linear priority order over contracts; a branch chooses contracts by... View Details

Keywords: Matching With Contracts; Stability; Strategy-proofness; School Choice; Affirmative Action; Airline Seat Upgrades; Contracts; Market Design; Marketplace Matching; Balance and Stability

18 Jun 2024
Research & Ideas

Industrial Decarbonization: Confronting the Hard Challenges of Cement

Cities like Cairo; Chongqing, China; Delhi; and Kinshasa, Congo are experiencing population explosions accompanied by unprecedented demand for homes, offices, factories, and infrastructure. In the United States, the Biden Administration’s policy-driven infrastructure... View Details

Keywords: by by Janelle Conaway; Green Technology; Energy; Industrial Products; Manufacturing

2024
Working Paper

Demographically Biased Technological Change

By: Victor Manuel Bennett, John-Paul Ferguson, Masoomeh Kalantari and Rembrand Koning

Who gets the jobs that automation creates? A consensus has begun to emerge that said technologies complement rather than substitute for labor. However, they also shift the demand for specific types of skills and other worker competencies. Such shifts imply unequal... View Details

Keywords: Technological Innovation; Employment; Equality and Inequality; Demographics

07 Nov 2016
HBS Seminar

Vishal Gaur, Johnson, Cornell University

October 2024
Article

Racial Disparities in the Paycheck Protection Program

By: Sergey Chernenko and David Scharfstein

Using a large sample of Florida restaurants, we document significant racial disparities in borrowing through the Paycheck Protection Program (PPP) and investigate the causes of these disparities. Black-owned restaurants are 25% less likely to receive PPP loans.... View Details

Keywords: Discrimination; Paycheck Protection Program; Economic Injury Disaster Loans; Bank Lending; Nonbank Lending; Banks and Banking; Financing and Loans; Prejudice and Bias; Race

2022
Working Paper

Buy Now, Pay Later Credit: User Characteristics and Effects on Spending Patterns

By: Marco Di Maggio, Justin Katz and Emily Williams

Firms offering "buy now, pay later" (BNPL) point-of-sale installment loans with minimal underwriting and low interest have captured a growing fraction of the market for short-term unsecured consumer credit. We provide a detailed look into the US BNPL market by... View Details

Keywords: Household Finance; Fintech; Consumer Credit; Credit; Consumer Behavior

Research Summary

Can Gambling Increase Savings? Empirical Evidence on Prize-linked Savings Accounts

This paper studies whether prize-linked savings (PLS) accounts, which offer random, lottery-like payouts to account holders in lieu of risk-free interest, can aid individuals in increasing savings levels by adding the chance to “win big.” Using micro-level data from... View Details

Keywords: Lottery; Banking; Saving; Commercial Banking; Africa

2021
Working Paper

Racial Disparities in the Paycheck Protection Program

By: Sergey Chernenko and David S. Scharfstein

Using a large sample of Florida restaurants, we document significant racial disparities in borrowing through the Paycheck Protection Program (PPP) and investigate the causes of these disparities. Black-owned restaurants are 25% less likely to receive PPP loans.... View Details

Keywords: Discrimination; Paycheck Protection Program; Economic Injury Disaster Loans; Bank Lending; Nonbank Lending; Banks and Banking; Financing and Loans; Prejudice and Bias; Race

SSRN

Using a large sample of Florida restaurants, we document significant racial disparities in borrowing through the Paycheck Protection Program (PPP) and investigate the causes of these disparities. Black-owned restaurants are 25% less likely to receive PPP loans.... View Details

05 Jul 2006
Working Paper Summaries

The IPS Property

Keywords: by Thomas J. Steenburgh; Financial Services

Article

Households' Willingness to Pay for 'Green' Goods: Evidence from Patagonia's Introduction of Organic Cotton Sportswear

By: Ramon Casadesus-Masanell, Michael Crooke, Forest L. Reinhardt and Vishal Vasishth

To shed light on individuals' willingness to pay for "green" goods (i.e., goods that are supposed to have lower adverse environmental impacts either in production or in use), we study data from the introduction by Patagonia, Inc., of organic cotton sportswear in the... View Details

Keywords: Spending; Consumer Behavior; Environmental Sustainability; Consumer Products Industry

Article

Network Effects in the Governance of Strategic Alliances

We argue that the stock of prior alliances between participants in the biotechnology sector forms a network that serves as a governance mechanism in interfirm transactions. To test how this network substitutes for other governance mechanisms, we examine how equity... View Details

Keywords: Network Effects; Governance; Strategy; Alliances; Stocks; Market Transactions; Equity; Mortgages; Biotechnology Industry

01 Jul 2010
Working Paper Summaries

Cyclicality of Credit Supply: Firm Level Evidence

Keywords: by Bo Becker & Victoria Ivashina; Banking

Web

The Five Forces - Institute For Strategy And Competitiveness

Five Forces Threat of Substitute Products or Services Bargaining Power of Suppliers Bargaining Power of Buyers Threat of New Entrants Rivalry Among Existing Competitors The Five Forces is a framework for understanding the competitive... View Details

23 Feb 2009
Research & Ideas

Creative Entrepreneurship in a Downturn

products. Invariably, this creates the need for substitutes (in the example with Frederick, repaired older cars are a substitute for new car purchases)—at least for some of the most essential products. “In... View Details

Keywords: by Martha Lagace

04 Oct 2011
Working Paper Summaries

Reviews, Reputation, and Revenue: The Case of Yelp.com

Keywords: by Michael Luca; Food & Beverage

August 2018
Article

The Effect of Graphic Warnings on Sugary-Drink Purchasing

By: Grant Donnelly, Laura Y. Zatz, Daniel Svirsky and Leslie John

Governments have proposed text warning labels to decrease consumption of sugary drinks – a contributor to chronic diseases like diabetes. However, they may be less effective than more evocative, graphic warning labels. We field-tested the effectiveness of graphic... View Details

Keywords: Policy Making; Preferences; Food; Health; Policy; Information; Labels; Consumer Behavior; Decision Making; Performance Effectiveness

2007
Working Paper

Platform Envelopment

By: Thomas Eisenmann, Geoffrey Parker and Marshall Van Alstyne

Due to network effects and switching costs in platform markets, entrants generally must offer revolutionary functionality. We explore a second entry path that does not rely upon Schumpeterian innovation: platform envelopment. Through envelopment, a provider in one... View Details

Keywords: Digital Platforms; Market Entry and Exit; Network Effects