Has the antitrust arsenal run out of novel theories or weapons? Think again. Recent scholarship has come to challenge conventional wisdom with the latest target of antitrust imagination being institutional investors, including diversified index funds. New economic research suggests that common...

This is a survey of the economic principles that underlie antitrust law and how those principles relate to competition policy. We address four core subject areas: market power, collusion, mergers between competitors, and monopolization. In each area, we select the most relevant portions of...

Brands and brand management have become a central feature of the modern economy and a staple of business theory and business practice. Contrary to the law’s conception of trademarks, brands are used to indicate far more than source and/or quality. This volume begins the process of broadening...

In this comprehensive review of ex-post merger studies price effects of horizontal transactions are evaluated. By combining and further analyzing the results of 52 retrospective studies on 82 mergers or merger-like transactions it can be shown that the industry alone is no strong indication for...

This paper aims at highlighting the Commission's approach towards the relation between sector specific regulation and general competition law, especially concerning energy markets and the road to Internal Market objective.We firstly present Trinko case, in order to focus on two crucial and...

The European Commission's recent draft Notice describes the use of supply-side substitution factors in defining relevant markets for the application of competition law. Expanding a defined market to include goods not substitutable on the demand side, based on the competitive strength of a broad...

The antitrust laws are increasingly used to prosecute alleged acts of market manipulation, particularly against firms in the banking and energy industries. Both industries are now regulated subject to fraud-based market manipulation rules, but antitrust remains a vehicle on which private claims...

The paper first summarizes the benefits of competition, i.e. why competitive markets are more efficient than oligopolistic or monopolistic markets, and the threats to competitive markets from cartels, concentration, and government interference. In the main part, the paper presents the key...

The ministerial proposal for a 10th amendment of the German competition law particularly addresses abuse control and seeks to tighten this pillar of competition policy against the background of the challenges from the digital economy. Next to extending the classic policy instruments of abuse...