Publications

2011
Working Paper

Quantity vs. Quality: Exclusion by Platforms with Network Effects

By: Andrei Hagiu

This paper provides a simple model of platforms with direct network effects, in which users value not just the quantity (i.e., number) of other users who join, but also their average quality in some dimension. A monopoly platform is more likely to exclude low-quality... View Details

Keywords: Multi-sided Platforms; Exclusion; Quality And Quantity; Cost; Governing Rules, Regulations, and Reforms; Network Effects; Market Participation; Digital Platforms; Monopoly; Quality; Motivation and Incentives; Strategy

2021
Article

To Thine Own Self Be True? Incentive Problems in Personalized Law

By: Jordan M. Barry, John William Hatfield and Scott Duke Kominers

Recent years have seen an explosion of scholarship on “personalized law.” Commentators foresee a world in which regulators armed with big data and machine learning techniques determine the optimal legal rule for every regulated party, then instantaneously disseminate... View Details

Keywords: Personalized Law; Regulation; Regulatory Avoidance; Regulatory Arbitrage; Law And Economics; Law And Technology; Law And Artificial Intelligence; Futurism; Moral Hazard; Elicitation; Signaling; Privacy; Law; Governing Rules, Regulations, and Reforms; Information Technology; AI and Machine Learning

SSRN

18 Jun 2020
Working Paper Summaries

The Rise of the Investor State: State Capital in the Chinese Economy

Keywords: by Hao Chen and Meg Rithmire

August 2024
Case

The Political Money Machine and Senator Cruz

By: Robert F. White and Jimena Marquez

This caselet explores campaign finance rules in U.S. elections, as illustrated through a fundraising memo for Senator Ted Cruz. View Details

Keywords: Political Elections; Governing Rules, Regulations, and Reforms; Communication; Public Administration Industry; United States

September 2012 (Revised September 2015)
Case

Doing Business in India

By: Andy Zelleke, Felix Oberholzer-Gee and Saloni Chaturvedi

The case is set in August 2012—a time when India was undergoing policy stasis as several key reforms were stalled and the government faced allegations of misallocation of coal production licenses. The first part of the case provides a brief background on India's... View Details

Keywords: Emerging Market Finance; Emergent Countries; Business History; Economic History; Fieldwork; Emerging Markets; Business Ventures; Strategy

1981
Other Unpublished Work

Housing Regulation in Cambridge: Its Goals and Effects

By: Dutch Leonard

Keywords: Housing; Governing Rules, Regulations, and Reforms

October 1994
Article

Contrived Competition: Economic Regulation and Deregulation, 1920s-80s

By: R. H.K. Vietor

Keywords: Competition; Governing Rules, Regulations, and Reforms

January 2009
Teaching Note

Consumer Payment Systems — United States and Japan

By: Benjamin Edelman and Andrei Hagiu

Teaching Note for [909006] and [909007]. View Details

Keywords: Cash; Cost; Motivation and Incentives; Performance Efficiency; Technology; Alliances; Governing Rules, Regulations, and Reforms; United States; Japan

spring 1990
Article

Contrived Competition: Airline Regulation and Deregulation, 1925-88

By: R. H.K. Vietor

Keywords: Competition; Governing Rules, Regulations, and Reforms; Business History; Air Transportation Industry

November 2009
Article

Responding to Public and Private Politics: Corporate Disclosure of Climate Change Strategies

By: Erin Marie Reid and Michael W. Toffel

The challenges associated with climate change will require governments, citizens, and firms to work collaboratively to reduce greenhouse gas emissions, a task that requires information on companies' emissions levels, risks, and reduction opportunities. This paper... View Details

Keywords: Climate Change; Problems and Challenges; Pollutants; Risk and Uncertainty; Business and Shareholder Relations; Management Practices and Processes; Social Issues; Corporate Disclosure; Values and Beliefs; Governing Rules, Regulations, and Reforms; Government and Politics

2005
Article

The Rise in Firm-Level Volatility: Causes and Consequences

By: Diego Comin and Thomas Philippon

We document that the recent decline in aggregate volatility has been accompanied by a large increase in firm level risk. The negative relationship between firm and aggregate risk seems to be present across industries in the US, and across OECD countries. Firm... View Details

Keywords: Volatility; Risk Management; Relationships; Research and Development; Financing and Loans; Industry Growth; Governing Rules, Regulations, and Reforms; Economy; Outcome or Result; United States

November 2009 (Revised July 2011)
Case

International Lobbying and The Dow Chemical Company (A)

By: Arthur A. Daemmrich

This case explores company strategy, business-government relations, and collective action challenges associated with international and domestic lobbying regarding regulation of the chemical industry. In the fall of 2006, a five-year legislative process for a major new... View Details

Keywords: Governing Rules, Regulations, and Reforms; Government Legislation; Business and Government Relations; Power and Influence; Competitive Advantage; Corporate Strategy; Chemical Industry; Manufacturing Industry; Europe

2022
Working Paper

Consumer Reviews and Regulation: Evidence from NYC Restaurants

By: Chiara Farronato and Georgios Zervas

We investigate the informativeness of hygiene signals in online reviews, and their effect on consumer choice and restaurant hygiene. We first extract signals of hygiene from Yelp. Among all dimensions that regulators monitor through mandated restaurant inspections, we... View Details

Keywords: Restaurants; Reviews; Hygiene; Yelp; Regulation; Food; Governing Rules, Regulations, and Reforms; Consumer Behavior

24 Aug 2016
Research & Ideas

Can Obamacare Be Saved?

products more appropriately. But, first, they themselves must become truly consumer-centric. From government: The federal government also needs to step in and provide safety measures for insurers who take on... View Details

Keywords: by John A. Quelch and Emily Boudreau; Insurance; Health

07 Mar 2016
Working Paper Summaries

Net Neutrality: A Fast Lane to Understanding the Trade-offs

Keywords: by Shane Greenstein, Martin Peitz, and Tommaso Valletti; Media & Broadcasting; Technology; Telecommunications

October 2024
Case

EU's Digital Services Act and Digital Markets Act

By: David B. Yoffie and Sarah von Bargen

Since the early 2020s, the EU began passing regulations on digital platforms and their marketplaces. One of the first was the Digital Services Act package, consisting of the Digital Services Act (DSA) and the Digital Markets Act (DMA). These regulations were focused on... View Details

Keywords: Digital Platforms; E-commerce; Governing Rules, Regulations, and Reforms; Cybersecurity; European Union

May 2000 (Revised July 2000)
Case

World Trade Organization, The: After the Seattle Protests

By: Louis T. Wells Jr.

Representatives of the World Trade Organization (WTO) met in Seattle to plan the next round of trade negotiations, only to face protestors and fail to reach agreement on an agenda. This case discusses the evolution of the WTO, its rules, and some of the controversy... View Details

Keywords: Trade; Governing Rules, Regulations, and Reforms; Agreements and Arrangements; Failure; Northwestern United States

28 Mar 2023
Research & Ideas

The FDA’s Speedy Drug Approvals Are Safe: A Win-Win for Patients and Pharma Innovation

Early in the COVID-19 pandemic, the US Food and Drug Administration faced the task of convincing a skeptical public of the safety of new vaccines when the agency began authorizing them for emergency use less than a year after the pandemic... View Details

Keywords: by Kasandra Brabaw; Pharmaceutical

July/August 2004
Article

Stakeholders and Environmental Management Practices: An Institutional Framework

By: Magali Delmas and Michael W. Toffel

Despite burgeoning research on companies' environmental strategies and environmental management practices, it remains unclear why some firms adopt environmental management practices beyond regulatory compliance. This paper leverages institutional theory by proposing... View Details

Keywords: Strategy; Management Practices and Processes; Environmental Management; Adoption; Business and Stakeholder Relations; Organizational Structure; Factories, Labs, and Plants; Competition; Framework; Governance Compliance; Governing Rules, Regulations, and Reforms