Publications

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

Research Summary

"Creating Competitive Advantage Through Knowledge Management" (with Elie Ofek)

This project explores how the concept of Knowledge Management (KM) is likely to impact competition among professional services firms (e.g. Consultants, Accounting Firms and Advertising Agencies). Assuming that the "KM technology" exhibits economies of scale, first we... View Details

winter 1989
Article

Price Competition in Multi-Market Duopolies

By: R. Lal and Carmen Matutes

Keywords: Price; Competition; Duopoly and Oligopoly

May 2002 (Revised October 2005)
Case

Marketing Antidepressants: Prozac and Paxil

By: Youngme E. Moon and Kerry Herman

Describes the marketing of Prozac and Paxil, two of the best-selling mental health drugs in history. Set in 2001, several months before the expiration of Prozac's patent, Eli Lilly (Prozac's manufacturer) and GlaxoSmithKline (Paxil's manufacturer) must decide how to... View Details

Keywords: Patents; Product Positioning; Competition; Ethics; Value; Health Care and Treatment; Brands and Branding; Pharmaceutical Industry; United States

2021
Working Paper

Exclusive Dealing and Entry by Competing Two-Sided Platforms

By: Cristian Chica, Kenneth Chuk and Jorge Tamayo

We study competition between horizontally differentiated platforms offering exclusive and non-exclusive contracts to one side of the market (content providers). The introduction of non-exclusive contracts in addition to exclusive contracts softens the competition for... View Details

Keywords: Two-Sided Markets; Platform Price Competition; Network Externalities; Exclusive Contracts; Multi-homing; Digital Platforms; Price; Competition; Contracts

Read Now

February 2001 (Revised June 2001)
Case

Competitive Dynamics in Home Video Games (B): Nintendo Power

Tells the story of Nintendo's revival of the home video game industry in the mid-1980s and its dominance of the market in the late 1980s and early 1990s. Strategic issues addressed include the creation of value by sparking dormant demand and the capture of value... View Details

Keywords: Competitive Strategy; Video Game Industry

19 Mar 2018
Working Paper Summaries

Lone Wolves in Competitive Equilibria

Keywords: by Ravi Jagadeesan, Scott Duke Kominers, and Ross Rheingans-Yoo

2001
Other Unpublished Work

Clusters of Innovation: Regional Foundations of U.S. Competitiveness

By: Michael E. Porter

Competitiveness has tended to be seen primarily from a federal perspective, and national policies and circumstances surely affect the prosperity of our economy. However, the Clusters of Innovation Initiative was undertaken with the realization that the real work of... View Details

Keywords: Clusters; Economics; Industry Clusters; Economy; Growth and Development; United States

Read Now

Article

Repositioning and Cost-Cutting: The Impact of Competition on Platform Strategies

By: Robert Seamans and Feng Zhu

Organizational structures are increasingly complex. In particular, more firms today operate as multi-sided platforms. In this paper, we study how platform firms use repositioning and cost-cutting in response to competition, elucidate external and internal factors that... View Details

Keywords: Platform Strategy; Repositioning; Cost-cutting; Intra-firm Learning; Multi-Sided Platforms; Cost Management; Product Positioning; Organizational Structure; Competitive Strategy; Knowledge Acquisition; Journalism and News Industry

March – April 2009
Article

Market Research and Innovation Strategy in a Duopoly

By: Dominique Lauga and Elie Ofek

We model a duopoly in which ex-ante identical firms must decide where to direct their innovation efforts. The firms face market uncertainty about consumers' preferences for innovation on two product attributes and technology uncertainty about the success of their R&D... View Details

Keywords: Profit; Innovation and Management; Demand and Consumers; Duopoly and Oligopoly; Research and Development; Competitive Strategy

January – February 2009
Article

Content vs. Advertising: The Impact of Competition on Media Firm Strategy

By: David Godes, Elie Ofek and Miklos Sarvary

Media firms compete in two connected markets. They face rivalry for the sale of content to consumers, and at the same time, they compete for advertisers seeking access to the attention of these consumers. We explore the implications of such two-sided competition on the... View Details

Keywords: Monopoly; Duopoly and Oligopoly; Business Model; Price; Media; Competitive Strategy; Competitive Advantage; Advertising; Profit; Media and Broadcasting Industry

December 2018 (Revised March 2019)
Case

iyzico: Fundraising in Emerging Markets (A)

By: Marco Di Maggio and Gamze Yucaoglu

The case opens in 2016 as Barbaros Ozbugutu, co-founder and CEO of the Istanbul-based payment technology start-up iyzico, contemplates the offers the company received for its Series C round. The case then describes iyzico’s origins and provides a detailed overview of... View Details

Keywords: Iyzico; Fundraising; Business Startups; Venture Capital; Emerging Markets; Private Sector; For-Profit Firms; Management; Information Technology; Growth Management; Corporate Entrepreneurship; Negotiation Offer; Decision Making; Turkey

May 2015 (Revised October 2015)
Case

Apple Inc. in 2015

By: David B. Yoffie and Eric Baldwin

At the end of 2014, Apple Inc. recorded the most profitable quarter of any firm in history, and its market capitalization soon topped $700 billion. 'Apple Inc in 2015' explores the history of Apple, its successes under Jobs, its continued growth under Tim Cook, and the... View Details

Keywords: Competition; Innovation; Market Positioning; Marketing Implementation; Planning; Products; Strategy; Strategic Positioning; Technology; Information Technology; Strategic Planning; Product Positioning; Leadership; Communication; Competitive Advantage; Product; Innovation and Invention; Computer Industry; Electronics Industry

12 Mar 2006
Research & Ideas

New Research Explores Multi-Sided Markets

Andrei Hagiu is on the vanguard of a new field of business research that explores the dynamics of multi-sided markets. Although these markets have been around a long time, they have not really been recognized as entities unique from other... View Details

Keywords: by Sean Silverthorne; Technology

September 2013
Exercise

An Exercise in Designing a Travel Coffee Mug

By: Elie Ofek and Michael Norris

In recent years design has emerged as a critical factor in the success of many new products. This case exercise provides a hands-on way to experience the design process and offers a structured approach for incorporating key considerations that can aid in effective... View Details

Keywords: New Product Development; Innovation; Market Research; Competitive Positioning; Design; Product Development; Consumer Products Industry

March 2008
Article

Market Reactions to Export Subsidies

By: M. A. Desai and James R. Hines Jr.

This paper analyzes the economic impact of export subsidies by investigating stock price reactions to a critical event in 1997. On November 18, 1997, the European Union announced its intention to file a complaint before the World Trade Organization (WTO), arguing that... View Details

Keywords: Economic Systems; Trade; Development Economics; Financial Markets; Profit; Taxation; Volume; Value Creation; Market Design; Business Subsidiaries; Utilities Industry; Financial Services Industry; Europe; North and Central America

SSRN

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

November 2006
Case

Competitive Headaches (A): The Analgesic Wars

By: Dennis A. Yao

Addresses the problem of competing with a me-too consumer product. Focuses on Bristol-Meyers' 1975 strategy for introducing a competitor to Tylenol in the analgesic market. View Details

Keywords: Market Entry and Exit; Competition; Competitive Advantage; Consumer Products Industry; Pharmaceutical 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