Antitrust analysis of online markets is a hot topic around the world. In a number of jurisdictions, online markets already have been subject to antitrust review in merger or conduct cases. In other jurisdictions, these issues are in a nascent stage of policy. A number of lessons can be learned...

The internet giants - Facebook, Amazon, Netflix and Google, among others - have transformed society with both positive and negative effects. The negative effects have been stark. There have been huge disruptions caused by e-commerce. More recently, subtler, but even more serious negative effects...

This paper outlines the modern industrial organization theory of media markets including competition policy implications. After recapturing fundamentals of industrial organization theory in a non-technical way, the state of the art of (i) modern platform economics, (ii) the economics of the...

This article is adapted for the Journal of Internet Law from a more in-depth article that the author has published: Resale Price Maintenance: The Internet Phenomenon and Free Rider Issues, 55 Antitrust Bulletin 473 (2010). It examines the characteristics of the Internet, online retailing, and...

Network industries, including the Internet, have shown significant growth, substantial competition, and rapid innovation. This Chapter examines antitrust policy towards network industries. The discussion considers the policy implications of various concepts in the economics of networks: natural...

This paper provides an economic analysis of recent vertical and horizontal mergers in the U.S. industry for audiovisual media content, including the AT&T-Time Warner and the Disney-Fox mergers. Using a theory-driven approach, we examine economic effects of these types of mergers on market...

My essay, in a time of (political) economic crisis, re-examines the fate of the constitutive oxymoron that is political economy from Montchrétien through neoliberalism. Its hero is Adam Smith, who at the end of Book I of Wealth of Nations warns of the destructive consequences of...