Publications

April 2009 (Revised November 2012)
Case

Sermo, Inc.

By: Thomas R. Eisenmann and Lars Peter Christian Nielsen

Sermo operates the leading online professional network for physicians in the United States. Doctors use Sermo free of charge to post surveys regarding diagnostic and treatment concerns and to discuss these concerns, as well as challenges with managing their practices.... View Details

Keywords: Entrepreneurship; Health Care and Treatment; Knowledge Sharing; Two-Sided Platforms; Conflict and Resolution; Social and Collaborative Networks; United States

2008
Working Paper

Platform Competition, Compatibility, and Social Efficiency

By: Ramon Casadesus-Masanell and Francisco Ruiz-Aliseda

Katz and Shapiro (1985) study systems compatibility in settings with one-sided plat- forms and direct network effects. We consider systems compatibility in settings with two-sided platforms and indirect network effects to develop an explanation why markets with... View Details

Keywords: Network Effects; One-Sided Platforms; Two-Sided Platforms; Competition

Read Now

July 2008 (Revised September 2009)
Case

Betfair vs. UK Bookmakers

By: Ramon Casadesus-Masanell and Neil Campbell

Betting exchanges provide an electronic platform that allows ordinary consumers to not only back teams to win, but also to lay odds for other punters to back. This business model allows punters to cut out the middleman of the bookmaker and leads to a much more... View Details

Keywords: Business Model; Decision Choices and Conditions; Two-Sided Platforms; Market Transactions; Competition; Entertainment and Recreation Industry

July 2007 (Revised March 2008)
Background Note

Staging Two-Sided Platforms

By: Thomas R. Eisenmann and Andrei Hagiu

Firms that aspire to develop two-sided platforms face a formidable challenge. Prospective users on each side will not invest in the platform until they are confident there will be enough users on the other side. Traditional strategies for dealing with this... View Details

Keywords: Business Model; Risk Management; Two-Sided Platforms; Supply Chain; Strategy; Retail Industry