The present paper analyzes the interaction between the economic review of the probition of abuses of a dominant position (Article 82 EC) on the one hand and the efforts to enhance private enforcement of competition law through private damage claims on the other hand. The paper argues that...

We model merger control procedures as a process of sequential acquisition of information in which mergers can be cleared after a first phase of investigation. We find that the enforceability of clearance decisions at the end of the first phase is unattractive to the extent that it prevents the...

In competition law, the problem of the optimal design of institutional and procedural rules concerns assessment processes of the pro- and anticompetitiveness of business behaviors. This is well recognized in the discussion about the relative merits of different assessment principles such as the...

This paper reviews the legal and economic structure of the class action litigation model in the United States, as set forth by rule 23 of US civil procedure, exploring the requirements for obtaining class certification and maintaining a class action. I analyze a number of critical issues and...

The discussion on the normative foundations of competition law is not well-developed. Economic efficiency cannot be the final answer to this normative question. There are different concepts of efficiency with their specific problems and deficits. The discussion in economics, which is narrowed...

Whilst the acquisition of Activision Blizzard by Microsoft is yet to be notified to the European Commission, once notified it will certainly require a substantial competition law assessment. This article discusses the Commission’s decisional practice relating to market definition in gaming...

This paper discusses the asymmetric use of structural remedies in merger control and antitrust in EU competition law. This asymmetry is explained by what is considered an erroneous legal perception concerning the subsidiarity of structural remedies over behavioural ones under Article 7 of...

One of the most profound changes in the industrial landscape in the last decade has been the growth of business ecosystems- groups of connected firms, drawing on (digital) platforms which leverage their complementors and lock-in their customers, exploiting the “bottlenecks” that emerge in...

Public and private action against cartels is an internationally recognized cornerstone of antitrust enforcement. Effective private enforcement requires that cartel victims can receive (at least) full compensation for the harm suffered. Academics and competition authorities support this goal with...

This paper examines the evolution of national competition (antitrust) policies and enforcement approaches vis-à-vis intellectual property rights (IPRs) and associated anti-competitive practices in major jurisdictions over the past several decades. It focuses especially on the underlying process...