We analyze evidence production in merger control as a delegation problem in an inquisitorial competition policy system …. The antitrust agency’s incentives to produce evidence on the efficiency of a merger proposal depend critically on its … implemented only after evidence on the efficiency of a merger proposal has been produced. …

We estimate the deterrence effects of U.S. merger policy instruments with respect to the composition and frequency of … future merger notifications. Data from the Annual Reports by the U.S. DOJ and FTC allow industry based measures over the 1986 … challenge-rate to robustly deter future horizontal (both relative and absolute) merger activity; the investigation-rate to …

We estimate the deterrence effects of U.S. merger policy instruments with respect to the composition and frequency of … future merger notifications. Data from the Annual Reports by the U.S. Department of Justice and Federal Trade Commission … absolute) merger activity, and the court-loss rate to moderately affect absolute levels of horizontal-merger activity; however …

account in merger policy. Although we can show in our study that in one third of all challenged mergers also innovation …

Introduction -- Mergers and merger policy in the U.S. : an overview -- Evaluating merger outcomes -- Guide to merger … analysis using difference-in-differences (Daniel Greenfield) -- Merger retrospectives : two studies -- Mergers and product … prices -- Merger policy and remedies -- Retrospective studies of groups of mergers -- Summary of findings and concluding …