Competition, Efficiency and Welfare contains a collection of papers in honor of Manfred Neumann. This collection was prepared as a tribute to a teacher and scholar, whose accomplishments have enriched various fields of economics. The magnitude of his interests is reflected in the breadth of...

I criticize two features of the new book by Richard Markovits. One is the notion that ethics or moral judgments should be part of our analysis of antitrust. The other is the notion that market definition is incoherent

United States antitrust policy is said to promote some version of economic welfare. Antitrust promotes allocative efficiency by ensuring that markets are as competitive as they can practicably be, and that firms do not face unreasonable roadblocks to attaining productive efficiency, which refers...

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...