Although the debate over hipster antitrust is often portrayed as something new, experienced observers recognize it as a replay of an old argument that was resolved by the global consensus that antitrust should focus on consumer welfare rather than on the size of firms, the levels of industry...

This brief explains amici's understanding of the relevant economic analysis. It explains why basic economic principles underlying the analysis of multi-sided markets lead to the conclusion that a plaintiff should be required to demonstrate, at a minimum, that: (1) the allegedly unlawful...

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...

Social networks are among the most dynamic forces on the Internet, increasingly displacing search engines as the primary way that end users find content and garnering headlines for their controversial stock offerings. In what may be considered a high-technology rite of passage, social networking...

A symposium examining the contributions of the post-Chicago School provides an appropriate opportunity to offer some thoughts on both the past and the future of antitrust. This afterword reviews the excellent papers with an eye toward appreciating the contributions and limitations of both the...

My colleague, Herbert Hovenkamp, is almost universally recognized as the most cited and the most authoritative US antitrust scholar. Among his many honors, his status as the senior author of the authoritative Areeda and Hovenkamp treatise makes him the unquestioned leader of the New Harvard...

Over the course of the last year, policymakers have begun to consider whether antitrust can play a constructive role in the network neutrality debate. A review of both the theory and the practice of antitrust suggests that it does have something to contribute. As an initial matter, antitrust...