The paper reviews the current discussion on institutional change and institutional entrepreneurship. Specifically, it focuses on institutional change agents, by which we mean individuals whose actions can be shown to have contributed to formal or informal institutional change, to the benefit of...

The question of whether trade agreements are 'stepping stones' or 'stumbling blocks' to multilateral trade liberalization is not a new one; however, the empirical methods and the quality of the data used to address this question are continually improving. This paper explores this familiar...

The paper develops a four-step framework to detect anticompetitive horizontal mergers. In the first step, an estimate of the impact of the merger on the market price needs to be derived. Subsequent, the second step of the framework has to assess whether such a predicted price increase would be...

The paper aims at assessing the costs and benefits of antitrust enforcement. The analysis starts with an investigation of why competition is typically worth protecting followed by a collection of empirical evidence which shows that competition actually needs protection by antitrust policy in...

Im Jahre 2005 fand im Rahmen eines OECD Policy Roundtables ein intensiver Meinungsaustausch der Mitgliedsstaaten zu dem Thema 'Evaluation of the Actions and Resources of the Competition Authorities' statt. Eine wesentliche Erkenntnis der Gespräche bestand in der Feststellung, dass...

The last couple of years have seen an increasing interest in critical loss analysis, both, in academia and in practice. This development is documented by various research papers, high-level exchanges between antitrust experts as well as an increasing number of case decisions which make use of...

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A central motivating factor for studying price markups is their effect on consumer welfare. Reported estimates of (firm-level) price markups in the literature, however, are often focused on industry or cross-country comparisons. These treat different industries equally rather than based on how...

Japanese antitrust law exempts a variety of vertical and horizontal restraints that are commonly regarded as anti-competitive. Measures of market structure, market power and deadweight loss in the United States and Japan, however, indicate a striking similarity in the level of "competition" in...

Theoretical research has investigated the relevance of entry-inducing effects as countervailing factor to a merger-related increase in market power. We use route-level data for the America West Airlines - US Airways merger (2005) to investigate whether such an effect can be identified...