Publications

December 2011
Article

Data Impediments to Empirical Work on Health Insurance Markets

By: Leemore S. Dafny, David Dranove, Frank Limbrock and Fiona Scott Morton

We compare four datasets that researchers might use to study competition in the health insurance industry. We show that the two datasets most commonly used to estimate market concentration differ considerably from each other (both in levels and in changes over time),... View Details

Keywords: Competition; Analytics and Data Science; Market Participation; Insurance Industry

April 2012
Case

Novozymes: Cracking the Emerging Markets Code

By: Krishna G. Palepu and Karol Misztal

In 2011, the management of Novozymes, the industrial enzymes leader, reflected on the viability of their positioning in the fast growing, yet increasingly competitive Chinese market. Novozymes, a technological innovation pioneer, was prominent in China's premium enzyme... View Details

June 2005
Background Note

Overview of the Japanese Apparel Market

By: Rajiv Lal and Arar Han

Provides an overview of the Japanese apparel market, which was a 13.1 trillion yen industry in 2003, reflecting 5.5% year-over-year shrinkage since 1997, when retailers logged 17.5 trillion yen in sales. Compared to their global counterparts, Japanese apparel shoppers... View Details

Keywords: Trends; Financial Crisis; Trade; Emerging Markets; Sales; Luxury; Competition; Segmentation; Apparel and Accessories Industry; Fashion Industry; Asia; China; Japan; Korean Peninsula

February 2002 (Revised September 2002)
Case

Competition in Japanese Financial Markets, 2002

By: Tarun Khanna and Louis P. DiLorenzo, Jr

In early 2002, Japan, the world's largest economy, had been mired in a decade-long recession. A range of stimulus packages had failed to work their magic. The "Big Bang" financial deregulation reforms announced in 1998 had not quite produced the economic boom that the... View Details

Keywords: Risk and Uncertainty; Competition; Investment Banking; Financial Markets; Globalization; Financial Crisis; Commercial Banking; Banking Industry; Japan

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August 1977
Background Note

Diagramming and Analyzing Competitive Bidding Problems

By: Arthur Schleifer Jr.

Keywords: Bids and Bidding

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Research Summary

Overview

My research lies at the intersection of strategic management and international business, with a focus on how firms’ heterogeneous national environments affect competition, corporate strategy, and firm performance. View Details

Keywords: Global Strategy; Emerging Markets; Corporate Strategy; Competitiveness; Competitive Dynamics; United States; Brazil; Africa

28 May 2009
Working Paper Summaries

Monopolistic Competition Between Differentiated Products With Demand For More Than One Variety

Keywords: by Andrei Hagiu; Video Game; Web Services

June 2002 (Revised July 2002)
Case

NTT DoCoMo: Marketing i-mode

By: Youngme E. Moon

i-mode is a wireless Internet service offered in Japan by NTT DoCoMo. In just three years, the service has won over 30 million subscribers and achieved a 60% share of Japan's mobile Internet market, making it the most successful mobile data service in the world. It is... View Details

Keywords: Price; Marketing; Marketing Channels; Market Entry and Exit; Market Participation; Success; Competition; Internet and the Web; Technology Adoption; Mobile and Wireless Technology; Telecommunications Industry; Japan

June 2015 (Revised January 2017)
Case

Epistar and the Global LED Market

By: Willy C. Shih, Chen-Fu Chien and Hung-Kai Wang

It took BJ Lee many years to learn how to navigate the patent minefield that was the global LED industry. When his company was first spun off from the Industrial Technology Research Institute in Taiwan, he thought the essence of a good IP strategy was to develop a... View Details

Keywords: Intellectual Property Management; Patenting; Patent Litigation; Intellectual Property; Patents; Electronics Industry; Semiconductor Industry; Asia; United States; Japan; Taiwan

13 Oct 2011
Working Paper Summaries

Market Competition, Government Efficiency, and Profitability Around the World

Keywords: by Paul M. Healy, George Serafeim, Suraj Srinivasan & Gwen Yu

2011
Working Paper

The Impact of Horizontal Mergers and Acquisitions in Price Competition Models

The question of what impact mergers and acquisitions have on key equilibrium performance measures is fundamental to our understanding of competitive dynamics in an oligopolistic industry. We address these questions in the context of price competition models with... View Details

Keywords: Mergers and Acquisitions; Cost; Price; Profit; Duopoly and Oligopoly; Performance Efficiency; Mathematical Methods; Competition

June 2001
Case

Competitive Dynamics in Home Video Games (I): The Sony PlayStation

Describes Sony's entry into the home video-game market and its strategy for gaining market share. A rewritten version of an earlier case. View Details

Keywords: Competition; Market Entry and Exit; Video Game Industry

27 Oct 2002
Research & Ideas

Want a Happy Customer? Coordinate Sales and Marketing

service lines, market segments, and competitive positioning. Marketing did the thinking, managed the brand and consumer franchise in consumer goods companies, and provided... View Details

Keywords: by Benson Shapiro

2011
Working Paper

Price Competition under Multinomial Logit Demand Functions with Random Coefficients

In this paper, we postulate a general class of price competition models with Mixed Multinomial Logit demand functions under affine cost functions. We first characterize the equilibrium behavior of this class of models in the case where each product in the market is... View Details

Keywords: Customers; Income Characteristics; Price; Product Marketing; Mathematical Methods; Competition; Segmentation

07 Jul 2020
Research & Ideas

Market Investors Pay More for Resilient Companies

The steep market drop in the early days of the COVID-19 crisis is being used as a laboratory to study the importance of companies investing in stakeholder relations with their employees, suppliers, and customers, and how those investments could be strategic resources... View Details

Keywords: by Kristen Senz; Financial Services

February 23, 2022
Article

Can WEB3 Bring Back Competition to Digital Platforms?

By: Christian Catalini and Scott Duke Kominers

Like the early Internet, blockchain and Web3 applications promise a new wave of decentralization and competition—yet at the same time, it is unclear which of the dynamics that drove concentration in online platforms and services will remain in force under the Web3... View Details

Keywords: Web3; Blockchain; Interoperability; Internet and the Web; Technological Innovation; Competition; Digital Platforms