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  • 11 Jan 2001
  • Other Presentation

Competition and Antitrust

By: Michael E. Porter
Presentation delivered to the American Bar Association, Fundamental Theory Task Force View Details
Keywords: Society; Strategy; United States
Related
  • 30 May 2019
  • Working Paper Summaries

US Antitrust Law and Policy in Historical Perspective

Keywords: by Laura Phillips Sawyer; Education
  • Web

Antitrust & Competition Policy - Institute For Strategy And Competitiveness

litigation and legislation, both in the United States and internationally. Jul 2001 (Revised Jun 2002) Fundamental Theory Task Force Washington, DC Perspectives on Fundamental Antitrust View Details
  • March 2023
  • Article

Not from Concentrate: Collusion in Collaborative Industries

By: Jordan M. Barry, John William Hatfield, Scott Duke Kominers and Richard Lowery
The chief principle of antitrust law and theory is that reducing market concentration—having more, smaller firms instead of fewer, bigger ones—reduces anticompetitive behavior. We demonstrate that this principle is fundamentally incomplete.

In many... View Details
Keywords: Antitrust; Antitrust Law; Antitrust Theory; Law And Economics; Collusion; Collaboration; Collaborative Industries; Regulation; ＂Repeated Games＂; IPOs; Initial Public Offerings; Underwriters; Real Estate; Real Estate Agents; Realtors; Syndicated Markets; Syndication; Brokers; Market Concentration; Competition; Law; Economics; Collaborative Innovation and Invention; Governing Rules, Regulations, and Reforms; Game Theory; Initial Public Offering
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  • 30 Sep 2016
  • News

Google Is Ripe for Trump’s Sore-Loser Conspiracy Theories

  • 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... View Details
Keywords: Collusion; Antitrust; IPO Underwriting; Syndication; ＂Repeated Games＂; Markets; Game Theory
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  • 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... View Details
Keywords: Real Estate; ＂Repeated Games＂; Collusion; Antitrust; Brokered Markets; Game Theory; Real Estate Industry
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  • June 2025
  • 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... View Details
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
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    Dennis A. Yao

    Dennis Yao is the Lawrence E. Fouraker Professor of Business Administration and Chair of the Doctoral Programs at Harvard Business School. He joined the faculty in 2004 after having been at the Wharton School, University of Pennsylvania. From 1991-1994 he served as... View Details

    Keywords: automotive; defense; federal government; high technology
    • fall 1995
    • Article

    Standard Setting Consortia, Antitrust, and High-Technology Industries

    By: James J. Anton and Dennis A. Yao
    Examines the antitrust treatment of private-sector standard setting in the U.S. Applicability of law and decision-making issues in high technology industries; Examination of cost-based facilitating theory; Approach to evaluate the reasonableness of a standard. View Details
    Keywords: Private Sector; Information Technology; Law; Decision Making; Cost; Theory; Performance Evaluation; Standards; United States
    Related
    • Research Summary

    Overview

    By: Peter Tufano
    Tufano’s research has focused on financial innovation and financial engineering—and for more than two decades, household finance. While he continues to study these topics, his current primary research is on the role of business in addressing climate change. With... View Details
    • 31 Jan 2017
    • First Look

    First Look at New Research: January 31, 2017

    Management Theory By: Bernstein, Ethan Abstract—Observation is key to management scholarship and practice. Yet a holistic view of its role in management has been elusive, in part due to shifting terminology. The current popularity of the... View Details
    Keywords: Carmen Nobel
    • Web

    Student Research - Doctoral

    Wu 01 JUN 2025 | Journal of Impact and ESG Investing Riding the Passion Wave or Fighting to Stay Afloat? A Theory of Differentiated Passion Contagion By: Emma Frank, Kai Krautter , Wen Wu and Jon M. Jachimowicz 01 JUN 2025 |... View Details
    • Web

    Business & Environment - Faculty & Research

    for green projects; and greater pro-climate lobbying. We find no evidence of traditional antitrust violations in the form of pricing power or market concentration; no reduction in funding to oil and gas companies; and no lower... View Details
    • 12 Mar 2006
    • Research & Ideas

    New Research Explores Multi-Sided Markets

    consultant with National Economics Research Associates on high-profile antitrust cases: Microsoft and Visa, mainly. Economics consulting is very different from management consulting. It involves coming up with economic arguments grounded... View Details
    Keywords: by Sean Silverthorne; Technology
    • 13 Dec 2011
    • First Look

    First Look: Dec. 13

    years. In this period, Norway was at the forefront with regard to implementing legislation regulating cartels, yet the legislation was not an antitrust legislation in the modern sense. It was aimed not only at protecting consumer... View Details
    Keywords: Sean Silverthorne
    • Web

    Events - Business History

    Form of Capitalism" Francesca Trivellato (IAS), Comment Mattias Fibiger (HBS), Chair Mary Hicks (Chicago), "Captivity's Commerce: The Theory and Methodology of Slaving and Capitalism" Bernard Harcourt (Columbia, Law), "The Kraken,... View Details
    • 22 Jul 2019
    • Book

    How to Be a Digital Platform Leader

    business. Yoffie: Platforms really are double-edged swords. They are some of the most valuable, efficient ways to organize commerce, and they are also a potential source of violence, disinformation, antitrust abuse, worker abuse, racism,... View Details
    Keywords: by Martha Lagace
    • 01 Sep 2009
    • News

    Jesse Markham Dies at 93

    federal antitrust laws. The author of 12 books and more than 150 articles, Markham arrived at HBS from Princeton University. “I came here because the theories on which public policy was being built in... View Details
    Keywords: faculty; obituary; Colleges, Universities, and Professional Schools; Educational Services
    • 22 Dec 2009
    • First Look

    First Look: Dec. 22

    the modern theory and practice of contingent claims analysis (CCA), which is successfully used today at the level of individual banks by managers, investors, and regulators. The basic analytical tool is the risk-adjusted balance sheet,... View Details
    Keywords: Martha Lagace