Does Merger Control Work? A Retrospective on U.S. Enforcement Actions and Merger Outcomes

  title={Does Merger Control Work? A Retrospective on U.S. Enforcement Actions and Merger Outcomes},
  author={Jr. John E. Kwoka},
The accuracy and efficacy of merger control are important questions that have long posed challenges for policy evaluation. The growing number of merger retrospectives provide an opportunity to conduct such an analysis since they measure the outcomes of actual mergers. This paper compiles all available merger retrospectives that meet scholarly criteria, resulting in 48 mergers with measured price outcomes. It supplements this data base with information about the actions taken by U.S. antitrust… 

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