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All HBS Web
(273)
- News (47)
- Research (183)
- Events (3)
- Multimedia (4)
- Faculty Publications (122)
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- October 2020 (Revised August 2022)
- Case
Epic Games: Nineteen Eighty-Fortnight
By: Andy Wu, Miaomiao Zhang and Christopher Zhang
In the midst of intensifying public and political attention towards the market power of big technology, Epic Games in 2020 challenged the status quo that has existed for years in the Apple iOS and Google Android mobile application marketplaces and payment systems....
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Keywords:
Mobile Platforms;
Mobile App Industry;
Mobile Payment Systems;
Antitrust;
Games, Gaming, and Gambling;
Mobile and Wireless Technology;
Lawsuits and Litigation;
Entrepreneurship;
Competitive Strategy;
Digital Platforms;
United States
Wu, Andy, Miaomiao Zhang, and Christopher Zhang. "Epic Games: Nineteen Eighty-Fortnight." Harvard Business School Case 721-395, October 2020. (Revised August 2022.)
- Forthcoming
- Article
Half the Firms, Double the Profits: Public Firms' Transformation, 1996–2022
By: Mark J. Roe and Charles C.Y. Wang
The number of public firms in the United States has halved since the beginning of the twenty-first century, causing consternation among corporate and securities law regulators. The dominant explanations, often advanced by Securities and Exchange commissioners when...
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Keywords:
Corporate Law;
Securities Regulation;
Sarbanes-Oxley Act;
Concentration Levels;
Antitrust;
Initial Public Offering;
Public Ownership;
Private Equity;
Venture Capital;
Mergers and Acquisitions;
Monopoly;
United States
Roe, Mark J., and Charles C.Y. Wang. "Half the Firms, Double the Profits: Public Firms' Transformation, 1996–2022." Journal of Law, Finance, and Accounting (forthcoming).
- Research Summary
Overview
By: Chiara Farronato
Based on a broad interest in the economics of innovation and the Internet, Professor Farronato concentrates her research on the evolution of e-commerce and peer-to-peer online platforms, including platform adoption, economies of scale, and drivers of heterogeneous...
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- 4 Jun 2017
- Conference Presentation
Democratic Protest in an Age of Market Consolidation: A Case Study on the Chicago Gas Trust and the Illinois Antitrust Act of 1891
By: Laura Phillips Sawyer
- 2022
- Working Paper
Many Markets Make Good Neighbors: Multimarket Contact and Deposit Banking
By: Jonathan Wallen and John Hatfield
We investigate the relationship between the interest rates offered to consumers in a deposit banking market and the contact that banks in that market have with each other in other markets.
We show, in a simple theoretical model, that such overlapping relationships...
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Keywords:
Antitrust;
Deposit Banking;
Market Power;
Multimarket Contact;
Banks and Banking;
Markets;
Competition
Wallen, Jonathan, and John Hatfield. "Many Markets Make Good Neighbors: Multimarket Contact and Deposit Banking." Working Paper, January 2022.
- 2019
- Working Paper
Collusion in Markets with Syndication
By: John William Hatfield, Scott Duke Kominers, Richard Lowery and Jordan M. Barry
Many markets, including markets for IPOs and debt issuances, are syndicated: each winning bidder invites competitors to join its syndicate to complete production. Using repeated extensive form games, we show that collusion in syndicated markets may become easier as...
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Hatfield, John William, Scott Duke Kominers, Richard Lowery, and Jordan M. Barry. "Collusion in Markets with Syndication." Harvard Business School Working Paper, No. 18-009, July 2017. (Revised June 2019.)
- October 2020
- Article
Collusion in Markets with Syndication
By: John William Hatfield, Scott Duke Kominers, Richard Lowery and Jordan M. Barry
Markets for IPOs and debt issuances are syndicated, in the sense that a bidder who wins a contract may invite losing bidders to join a syndicate that together fulfills the contract. We show that in markets with syndication, standard intuitions from industrial...
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Keywords:
Collusion;
Antitrust;
IPO Underwriting;
Syndication;
"Repeated Games";
Markets;
Game Theory
Hatfield, John William, Scott Duke Kominers, Richard Lowery, and Jordan M. Barry. "Collusion in Markets with Syndication." Journal of Political Economy 128, no. 10 (October 2020).
- 2016
- Working Paper
Collusion in Markets with Syndication
By: John William Hatfield, Scott Kominers and Richard Lowery
Markets for IPOs and debt issuances are syndicated, in the sense that a bidder who
wins a contract may invite losing bidders to join a syndicate that together fulfills the
contract. We show that in markets with syndication, standard intuitions from...
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Hatfield, John William, Scott Kominers, and Richard Lowery. "Collusion in Markets with Syndication." Working Paper, November 2016.
- 2022
- Article
Dynamic Pricing Algorithms, Consumer Harm, and Regulatory Response
By: Alexander MacKay and Samuel N. Weinstein
Pricing algorithms are rapidly transforming markets, from ride-sharing apps, to air travel, to online retail. Regulators and scholars have watched this development with a wary eye. Their focus so far has been on the potential for pricing algorithms to facilitate...
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Keywords:
Competition Policy;
Regulation;
Algorithmic Pricing;
Dynamic Pricing;
Economics;
Law And Economics;
Law And Regulation;
Consumer Protection;
Antitrust Law;
Industrial Organization;
Antitrust Issues And Policies;
Technological Change: Choices And Consequences;
Competition;
Policy;
Price;
Governing Rules, Regulations, and Reforms;
Microeconomics;
Duopoly and Oligopoly;
Law
MacKay, Alexander, and Samuel N. Weinstein. "Dynamic Pricing Algorithms, Consumer Harm, and Regulatory Response." Washington University Law Review 100, no. 1 (2022): 111–174. (Direct download.)
- 2020
- Working Paper
Collusion in Brokered Markets
By: John William Hatfield, Scott Duke Kominers and Richard Lowery
The U.S. residential real estate agency market presents a puzzle for economic theory: commissions on real estate transactions have remained high for decades even though entry is frequent and costs are low. We model the real estate agency market, and other brokered...
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Keywords:
Real Estate;
"Repeated Games";
Collusion;
Antitrust;
Brokered Markets;
Game Theory;
Real Estate Industry
Hatfield, John William, Scott Duke Kominers, and Richard Lowery. "Collusion in Brokered Markets." Harvard Business School Working Paper, No. 20-023, September 2019. (Revised July 2020.)
- 2016
- Working Paper
Android and Competition Law: Exploring and Assessing Google's Practices in Mobile
By: Benjamin Edelman and Damien Geradin
Since its launch in 2007, Android has become the dominant mobile device operating system worldwide. In light of this commercial success and certain disputed business practices, Android has come under substantial attention from competition authorities. We present key...
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Keywords:
Android;
Antitrust;
Competition Policy;
Exclusion;
Mobile Communication Devices;
Remedies;
Tying;
Two-Sided Platforms;
Lawfulness;
Internet;
Mobile Technology;
Wireless Technology;
Information Technology Industry;
Telecommunications Industry
Edelman, Benjamin, and Damien Geradin. "Android and Competition Law: Exploring and Assessing Google's Practices in Mobile." Harvard Business School Working Paper, No. 17-018, September 2016. (Revised October 2016.)
- 2016
- Article
Android and Competition Law: Exploring and Assessing Google's Practices in Mobile
By: Benjamin Edelman and Damien Geradin
Since its launch in 2007, Android has become the dominant mobile device operating system worldwide. In light of this commercial success and certain disputed business practices, Android has come under substantial attention from competition authorities. We present key...
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Keywords:
Android;
Antitrust;
Competition Policy;
Exclusion;
Mobile Communication Devices;
Remedies;
Tying;
Technology Platform;
Competition;
Monopoly;
Policy;
Mobile Technology;
Telecommunications Industry
Edelman, Benjamin, and Damien Geradin. "Android and Competition Law: Exploring and Assessing Google's Practices in Mobile." European Competition Journal 12, nos. 2-3 (2016): 159–194.
- April 2016 (Revised June 2017)
- Teaching Note
Dollar General Bids for Family Dollar
By: Jonas Heese, Paula A. Price and Suraj Srinivasan
In spring 2015, Dollar General CEO Rick Dreiling was looking ahead to retiring at year's end but worried about ensuring continued growth for the company he had built since 2008 into a market leader in the U.S. discount retail world. Dollar General operated over 11,500...
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- November 2015 (Revised October 2017)
- Case
Dollar General Bids for Family Dollar
By: Jonas Heese, Paula A. Price, Suraj Srinivasan and David Lane
In spring 2015, Dollar General's CEO Rick Dreiling was looking ahead to retiring at year's end but worried about ensuring continued growth for the company he had built since 2008 into a market leader in the U.S. discount retail world. Dollar General operated over...
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Keywords:
Dollar General;
Family Dollar;
Dollar Tree;
Antitrust;
Board Of Directors;
Activist Investors;
Federal Trade Commission;
Acquisition;
Valuation;
Corporate Strategy;
Retail Industry;
United States
Heese, Jonas, Paula A. Price, Suraj Srinivasan, and David Lane. "Dollar General Bids for Family Dollar." Harvard Business School Case 116-007, November 2015. (Revised October 2017.)
- 06 Dec 2017
- What Do You Think?
Is It Time To Break Up Amazon, Apple, Facebook, or Google?
them down, and that is fascism, not capitalism.” Can a platform-based tech giant be broken up? What do you think? ORIGINAL COLUMN With the United States Justice Department’s objection to the AT&T-Time Warner merger, we are being reminded that View Details
- June 1995 (Revised October 1999)
- Case
Microsoft Corp.'s Pricing Policies
Describes the antitrust issues that arose in 1994 and 1995 with respect to Microsoft's marketing practices.
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McGahan, Anita M., and Julia Kou. "Microsoft Corp.'s Pricing Policies." Harvard Business School Case 795-173, June 1995. (Revised October 1999.)
- Winter 2001
- Other Article
Competition and Antitrust: A Productivity-Based Approach to Evaluating Mergers and Joint Ventures
This article seeks to contribute thinking on how the intellectual foundations of antitrust might be updated, based on a large body of theoretical and empirical research on company strategy, competition, and economic development. The aim is to outline a new direction...
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Porter, Michael E. "Competition and Antitrust: A Productivity-Based Approach to Evaluating Mergers and Joint Ventures." Antitrust Bulletin 46, no. 4 (Winter 2001): 919–958. (Revised May 30, 2002.)
- Forthcoming
- Article
Collusion in Brokered Markets
By: John William Hatfield, Scott Duke Kominers and Richard Lowery
High commissions in the U.S. residential real estate agency market present a puzzle for economic theory because brokerage is not a concentrated industry. We model brokered markets as a game in which agents post prices for customers and then choose which other agents to...
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Keywords:
Real Estate Agents;
Real Estate;
Realtors;
Broker Networks;
Brokerage;
Brokerage Commissions;
"Brokerage Industry;
Brokered Markets;
Brokering;
Brokers;
Industrial Organization;
Repeated Game Framework;
"Repeated Games";
Collusion;
Antitrust;
Microeconomics;
Market Design;
Theory;
Game Theory;
Real Estate Industry
Hatfield, John William, Scott Duke Kominers, and Richard Lowery. "Collusion in Brokered Markets." Journal of Finance (forthcoming).
- March 1984 (Revised June 1998)
- Case
MCI Communications Corp.--1983
MCI Communications Corp. is faced with a large need for external financing to support rapid growth and substantial uncertainty due to the AT&T antitrust settlement. The case illustrates the value of convertible debt as a financing instrument in these circumstances.
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Keywords:
Growth Management;
Emerging Markets;
Financing and Loans;
Telecommunications Industry;
United States
Greenwald, Bruce C. "MCI Communications Corp.--1983." Harvard Business School Case 284-057, March 1984. (Revised June 1998.)
- Article
The Covid-19 Pandemic Should Not Delay Actions to Prevent Anticompetitive Consolidation in U.S. Health Care Markets
By: Leemore S. Dafny
This article describes potential regulatory and legislative reforms to assist antitrust enforcement agencies in halting anticompetitive acquisitions and practices, and preserving and promoting competition in health care markets.
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Keywords:
Health Care and Treatment;
Markets;
Competition;
Governing Rules, Regulations, and Reforms
Dafny, Leemore S. "The Covid-19 Pandemic Should Not Delay Actions to Prevent Anticompetitive Consolidation in U.S. Health Care Markets." Promarket (June 10, 2021).