Mergers

Are the antitrust enforcement agencies in the United States sufficiently stringent in challenging mergers? In a new working paper, Vivek Bhattacharya, Gastón Illanes, and David Stillerman inform this debate by examining the price and quantity effects of U.S. retail mergers and modeling the implications of alternative antitrust regimes.

The Supreme Court’s 1962 Brown Shoe decision, which found a merger to be anticompetitive even though it would have reduced prices for...

The Stigler Center’s 2023 Antitrust and Competition conference seeks to answer the question: what lays beyond the consumer welfare standard? In advance...

As the federal antitrust agencies consider revising the merger guidelines, they should add consideration of the merging parties’ previous bad acts, write...

The widely accepted Cournot effect assumes that the merger of complementary firms benefits downstream firms and consumers (in addition to the merged...

A 2000 amendment to the Hart-Scott-Rodino Act made it easier for firms to merge without notifying US antitrust authorities. In new research,...

On Sept. 19, a federal judge approved UnitedHealth Group’s acquisition of Change Healthcare over the concerns of the U.S. Department of Justice....

In trying to get their merger approved, Penguin and Simon & Schuster claimed massive, but unverified cost savings. They also have promised...

As currently formulated, antitrust’s rule of reason approach is not the best tool to deal with vertical noncompete agreements that limit worker...

The 2020 Vertical Merger Guidelines, now withdrawn by the FTC, did not represent sound merger policy, argues Steven Salop; rather, they were...