Jean-Charles Rochet, Jean Tirole, Apr 19, 2007
It is our pleasure to introduce this special issue of Competition Policy International, dedicated to the Two-Sided Markets Symposia organized in May 2006 at University College London and June 2006 at MIT in Cambridge, Massachusetts. The contributions presented in this volume are a good illustration of the incredible richness and depth of the challenges posed by multi-sided industries. Although some convergence can be acknowledged, there is still some debate among economists, lawyers, and regulators about several important issues. As a trivial illustration, several contributors to this special issue criticize the terminology itself: Evans and Schmalensee suggest that the denomination two-sided markets is misleading because the word market is not used in the antitrust sense and, of course, many platforms have more than two sides.
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