University of Pennsylvania Carey Law School Penn Law: Legal Scholarship Repository Faculty Scholarship at Penn Law 11-16-2020 Antitrust and Platform Monopoly Herbert J. Hovenkamp University of Pennsylvania Carey Law School Follow this and additional works at: https://scholarship.law.upenn.edu/faculty_scholarship Part of the Antitrust and Trade Regulation Commons, Business Organizations Law Commons, Industrial Organization Commons, Intellectual Property Law Commons, Law and Economics Commons, Legal Remedies Commons, Other Economics Commons, Science and Technology Studies Commons, and the Technology and Innovation Commons Repository Citation Hovenkamp, Herbert J., "Antitrust and Platform Monopoly" (2020). Faculty Scholarship at Penn Law. 2192. https://scholarship.law.upenn.edu/faculty_scholarship/2192 This Article is brought to you for free and open access by Penn Law: Legal Scholarship Repository. It has been accepted for inclusion in Faculty Scholarship at Penn Law by an authorized administrator of Penn Law: Legal Scholarship Repository. For more information, please contact
[email protected]. ANTITRUST AND PLATFORM MONOPOLY 130 Yale L.J. __ (2021) Herbert Hovenkamp* INTRODUCTION .............................................................................................. 2 I. DIGITAL PLATFORM MONOPOLY ..................................................... 6 A. ASSESSING PLATFORM POWER..................................................................... 6 1. Measuring Power Directly .....................................................................