Publications

May 2008 (Revised March 2010)
Supplement

Palm (C): 2005

By: Ramon Casadesus-Masanell, Kevin Boudreau and Jordan Mitchell

This case series looks at three important inflection points in Palm's history that relate to decisions about its platform: when the company was debating whether to open its operating system (OS) for licensing to third-party hardware manufacturers; 2001, when the... View Details

Keywords: History; Decisions; Business Model; Technological Innovation; Value Creation; Digital Platforms; Rights; Competition

May 2008 (Revised March 2010)
Supplement

Palm (D): Epilogue as of 2008

By: Ramon Casadesus-Masanell, Kevin Boudreau and Jordan Mitchell

This case series looks at three important inflection points in Palm's history that relate to decisions about its platform: when the company was debating whether to open its operating system (OS) for licensing to third-party hardware manufacturers; 2001, when the... View Details

Keywords: History; Decisions; Business Model; Technological Innovation; Value Creation; Digital Platforms; Rights; Competition

March 2008 (Revised March 2014)
Case

Facebook

By: Mikolaj Jan Piskorski, Thomas R. Eisenmann, Aaron Smith, David Chen and Brian Feinstein

As Facebook topped one billion monthly users in October 2012, the online social network continued to face questions about how best to monetize its surging traffic. The company could invest further in new advertising products, which represented the majority of the... View Details

Keywords: Entrepreneurship; Profit; Open Source Distribution; Social and Collaborative Networks; Competition; Competitive Strategy; Internet and the Web; Digital Platforms; Information Technology Industry

2007
Working Paper

Competition in Modular Clusters

By: Carliss Y. Baldwin and C. Jason Woodard

The last twenty years have witnessed the rise of disaggregated "clusters," "networks," or "ecosystems" of firms. In these clusters the activities of R&D, product design, production, distribution, and system integration may be split up among hundreds or even thousands... View Details

Keywords: Price; Profit; Digital Platforms; Industry Clusters; Competition; Horizontal Integration; Vertical Integration

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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

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August 2007
Module Note

Managing Networked Businesses: Platform Evolution Module

By: Thomas R. Eisenmann

Offers an overview of conceptual content and pedagogical guidance for instructors using a six-session module, "Platform Evolution," from "Managing Networked Businesses" (MNB), a case-based MBA elective course on platform-mediated networks. The module explores the... View Details

Keywords: Business Ventures; Networks; Business or Company Management; Rights; Business Strategy; Problems and Challenges; Multi-Sided Platforms; Market Transactions; Innovation and Invention; Marketing; Competition; Market Entry and Exit

July 2006
Article

Dynamic Mixed Duopoly: A Model Motivated by Linux vs. Windows

By: Ramon Casadesus-Masanell and Pankaj Ghemawat

This paper analyzes a dynamic mixed duopoly in which a profit-maximizing competitor interacts with a competitor that prices at zero (or marginal cost), with the cumulation of output affecting their relative positions over time. The modeling effort is motivated by... View Details

Article

The Information Technology Ecosystem: Structure, Health, and Performance

By: Marco Iansiti and Gregory L. Richards

A number of modern industries are organized as complex networks of firms whose integrated efforts are necessary to deliver value to end customers. The complexity of these networks, or business ecosystems, and the associated interdependencies among firms, make... View Details

Keywords: Business Ventures; Networks; Value; Customers; Performance Productivity; Product; Applications and Software; Innovation and Invention; Competition; Business Model; Information Infrastructure; Information Technology Industry

October 2005 (Revised February 2007)
Case

Red Flag Software Co.

By: Felix Oberholzer-Gee, Tarun Khanna, David Lane and Elizabeth Raabe

In 2005, just five years after its formal launch, Beijing-based Red Flag Software was the world's second-largest distributor of the Linux operating system and was expecting its first annual profit. On a unit basis, Red Flag led the world in desktops (PCs) shipped with... View Details

Keywords: Digital Platforms; Competitive Advantage; Applications and Software; Business Startups; Globalized Markets and Industries; Information Technology Industry; Distribution Industry; Beijing; United States

April 2005 (Revised June 2006)
Case

Yahoo! Messenger: Network Integration

By: Thomas R. Eisenmann and Alison Berkley Wagonfeld

Describes Yahoo!'s management of the launch of version 6.0 of its Instant Messenger (IM) product, which incorporates features from 12 other Yahoo! properties, including Search, Music, Games, Photos, Personals, News, and Shopping. The integration of features from so... View Details

Keywords: Integration; Business Units; Digital Platforms; Internet and the Web; Competitive Advantage; Web Services Industry; Information Technology Industry; United States

2003
Other Unpublished Work

Initiative for a Competitive Milwaukee: A Call to Action

By: Michael E. Porter

The inner city of Milwaukee holds great promise, but is not advancing economically. The inner city has been hard hit by the loss of many of its largest employers as a result of relocation, acquisition and failure. According to the 2000 US Census data, thirty percent of... View Details

Keywords: Economics; Society; Poverty; Economy; Growth and Development; Wisconsin

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March 2001
Article

Strategy and the Internet

By: M. E. Porter

Many of the pioneers of Internet business, both dot-coms and established companies, have competed in ways that violate nearly every precept of good strategy. Rather than focus on profits, they have chased customers indiscriminately through discounting, channel... View Details

Keywords: Strategy; Online Technology

November 2000 (Revised November 2005)
Case

Tellme Networks, Inc.

By: Thomas R. Eisenmann and Nicole Tempest

Tellme, an early-stage, venture-backed company based in Silicon Valley, leverages speech-recognition technologies to provide: 1) a "voice portal" with news and other information accessible through any telephone, and 2) turnkey application development and hosting... View Details

Keywords: Entrepreneurship; Digital Platforms; Business Conglomerates; Business Startups; Internet and the Web; Venture Capital; Technology Adoption; Internet and the Web; Brands and Branding; Information Technology; Telecommunications Industry; Technology Industry

September 1996 (Revised April 1997)
Case

GO Corporation

By: Josh Lerner, Thomas J. Kosnik, Tarek AbuZayyad and Paul C. Yang

GO faces a crisis in March 1991 when Microsoft announces the introduction of a competing operating system for pen-based computers. GO's managers must work with its venture financers, Kleiner Perkins, to redesign its financing, alliance, and product development... View Details

Keywords: Value Creation; Digital Platforms; Competition; Private Equity; Adaptation; Crisis Management; Information Technology Industry; Computer Industry

Forthcoming
Article

Beefing IT Up for Your Investor? Engagement with Open Source Communities, Innovation, and Startup Funding: Evidence from GitHub

By: Annamaria Conti, Christian Peukert and Maria P. Roche

We study the engagement of nascent firms with open source communities and its implications for innovation and attracting funding. To do so, we link data on 160,065 U.S. startups from Crunchbase to their activities on the open source software development platform... View Details

Keywords: Startups; Knowledge; Open Source Communities; GitHub; Machine Learning; Innovation; Business Startups; Venture Capital; Information Technology; Strategy