Empirical evidence that horizontal shareholding has created anticompetitive effects in airline and banking markets have produced calls for antitrust enforcement. In response, others have critiqued the airline and banking studies and argued that antitrust law cannot tackle any anticompetitive...

Proper analysis of the Google books settlement requires framing the issues correctly in two important respects. First, it requires understanding that sound antitrust analysis turns on likely effects on consumer welfare, not on debatable spins of arid formalisms. Second, it requires measuring...

The recent US Supreme Court decision in American Express v. Italian Colors Restaurant threatens to gut private antitrust enforcement in the United States by replacing it with ineffective forms of arbitration. The Court's logic that the right to pursue a claim does not include a right to prove it...