Publications

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May 2014
Article

Information and Two-Sided Platform Profits

By: Andrei Hagiu and Hanna Halaburda

We study the effect of different levels of information on two-sided platform profits under monopoly and competition. One side (developers) is always informed about all prices and therefore forms responsive expectations. In contrast, we allow the other side (users) to... View Details

Keywords: Responsive Expectations; Passive Expectations; Wary Expectations; Information; Performance Expectations; Two-Sided Platforms; Monopoly

SSRN

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22 Mar 2011
Working Paper Summaries

Platform Competition under Asymmetric Information

Keywords: by Hanna Halaburda & Yaron Yehezkel; Technology

2011
Working Paper

Platform Competition under Asymmetric Information

In the context of platform competition in a two-sided market, we study how ex-ante uncertainty and ex-post asymmetric information concerning the value of a new technology affects the strategies of the platforms and the market outcome. We find that the incumbent... View Details

Keywords: Information; Technological Innovation; Market Entry and Exit; Two-Sided Platforms; Outcome or Result; Performance Efficiency; Risk and Uncertainty; Competitive Strategy

Research Summary

Foreclosure with Incomplete Information

In this paper we investigate the robustness of the widely-used new foreclosure doctrine and its associated welfare implications to the introduction of incomplete information. In particular, we make the realistic assumption that the upstream firm’s marginal cost... View Details

May 2004
Article

The Case for International Coordination of Electricity Regulation: Evidence from the Measurement of Efficiency in South America

A decade of experience has shown that monitoring the performance of public and private monopolies is the hardest part of electricity sector reform in South America—because operators control most of the information needed for effective regulation. South American... View Details

Keywords: Information; Mathematical Methods; Monopoly; Globalization; Energy Sources; Energy Industry; South America

02 Nov 2020
What Do You Think?

Is Antitrust Just a Quaint Notion in the Digital Age?

companies slightly more than $20 million to defend. (I didn’t have to recall these details; I Googled them at no cost.) Even then, however, market definition and monopoly pricing power proved to be complicated issues for regulators to... View Details

Keywords: by James Heskett; Retail; Technology; Telecommunications; Communications; Consumer Products; Service

21 Jun 2007
Working Paper Summaries

Merchant or Two-Sided Platform?

Keywords: by Andrei Hagiu; Technology

November 1995 (Revised April 1996)
Case

ENTel and the Privatization of Argentine Telecommunications

By: Willis M. Emmons III

Growing fiscal deficits, persistent economic recession, and underinvestment in the nation's telecommunications infrastructure lead the Argentine government to privatize its state-owned monopoly provider of telecommunications services, ENTel, in late 1990. The... View Details

Keywords: Opportunities; Risk and Uncertainty; Communication Technology; Privatization; Mobile and Wireless Technology; Governing Rules, Regulations, and Reforms; Competition; Development Economics; Policy; Government and Politics; Performance Effectiveness; Telecommunications Industry; Argentina

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

April 2005 (Revised June 2006)
Case

NTT DoCoMo, Inc.: Mobile FeliCa

By: Stephen P. Bradley, Thomas R. Eisenmann, Masako Egawa and Akiko Kanno

Managers of DoCoMo, Japan's largest mobile phone company, are formulating a strategy for mobile FeliCa: contactless integrated circuits that will be built into DoCoMo phones, allowing them to be used for quick and convenient retail or commuter fare payments, building... View Details

Keywords: Cost vs Benefits; Expansion; Alliances; Wireless Technology; Information Technology Industry; Information Technology Industry; Japan

2013
Teaching Note

The COFCO Group (TN)

By: F. Warren McFarlan, Zheng Xiaoming and Ziqian Zhao

COFCO was China's sole legitimate window for agricultural foreign trade before 1987. The reform of China's foreign trade system beginning in 1987 cost COFCO its monopoly position. Subsequently, the SOE giant capitalized on its foreign trade expertise to strategically... View Details

Keywords: China; Food; China

2013
Case

The COFCO Group

By: F. Warren McFarlan, Zheng Xiaoming and Ziqian Zhao

COFCO was China's sole legitimate window for agricultural foreign trade before 1987. The reform of China's foreign trade system beginning in 1987 cost COFCO its monopoly position. Subsequently, the SOE giant capitalized on its foreign trade expertise to strategically... View Details

Keywords: China; Food; China

June 2018 (Revised August 2019)
Case

Qualcomm Inc., 2019

By: David B. Yoffie and Andrew S. Choi

This case is set in mid-2019, when Qualcomm was struggling with unwanted take-over battles, fights with Apple and the Chinese government, and internal dissension on the board of directors. Ten years earlier Qualcomm was hailed as a monopoly on CDMA technologies and... View Details

Keywords: Technology Cycles; Strategy; Competitive Advantage; Intellectual Property; Information Technology; Standards; Business Model; Organizational Change and Adaptation; Telecommunications Industry; Semiconductor Industry

December 2024
Article

Coordinating the Energy Transition: Electrifying Transportation in California and Germany

By: Nicholas Goedeking and Jonas Meckling

California and Germany share ambitious emission reduction targets. Yet California is ahead of Germany in electrifying transportation by several metrics, including the number of public charging stations. We show that variation in the politics of coordination in... View Details

Keywords: Electric Vehicles; Coordination; Technology Adoption; Infrastructure; Transportation; Government and Politics; Energy; Utilities Industry; Germany; California

2007
Working Paper

Dynamics of Platform Competition: Exploring the Role of Installed Base, Platform Quality and Consumer Expectations

By: Feng Zhu and Marco Iansiti

This paper seeks to answer three questions. First, which drives the success of a platform, installed base, platform quality or consumer expectations? Second, when does a monopoly emerge in a platform-based market? Finally, when is a platform-based market socially... View Details

Keywords: Price; Network Effects; Digital Platforms; Monopoly; Quality; Competitive Advantage; Digital Platforms

July 1996 (Revised July 2009)
Background Note

Antitrust and Competitive Strategy from the 1990s to 2008 (Condensed)

Describes U.S. antitrust policy, including major judicial decisions and their impact on competitive strategy. Omits information on the history of antitrust policy and on the specific prohibitions of the various acts. View Details

Keywords: Judgments; Policy; Laws and Statutes; Monopoly; Business and Government Relations; Competitive Strategy; United States