The Post Danmark judgment may cast the light on the interpretations by the EU Court of Justice of crucial dimensions of the competition policy as: selective price cuts, above-cost rebates, costs test for exclusionary abuses with common costs. As we see one of the main interests of the decision...

The Areeda-Turner rule in U.S. antitrust jurisprudence limits successful predatory pricing cases to circumstances where prices can be shown to have been set below marginal costs. While not cast so, the rule reflects the view that predatory pricing is rarely attempted; and even where attempted is...

P. Kotler’s recommendations of modern marketing tell managers how to achieve and maintain a dominant market position. Some of the recommended activities may, however, infringe European and Polish competition law. Objections are not raised by market success achieved as a result of high product...

The year 1997 saw the emergence of a new game theory in European merger control called the 'portfolio power theory'. The European Commission argues that the holder of a comprehensive portfolio of brands may obtain a stronger position vis-a-vis its customers, and can therefore more easily impose...

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...

We explore the logic of predation and rules designed to prevent it in markets subject to network effects. Although, as many have informally argued, predatory behavior is plausibly more likely to succeed in such markets, we find that it is particularly hard to intervene in network markets in ways...

The paper analyzes the last three decades of debates on predatory pricing in US antitrust law, starting from the literature which followed Areeda & Turner 1975 and ending with the early years of the new century, after the Brooke decision. Special emphasis is given to the game-theoretic approach...

Predatory pricing--a deliberate strategy of pricing aggressively in order to eliminate competitors--is one of the more contentious areas of antitrust policy and its existence and efficacy are widely debated. The purpose of this paper is to formally characterize predatory pricing in a modern...

Oliver E. Williamson is the 2009 co-recipient (with Elinor Ostrom) of the Nobel Memorial Prize in Economics, awarded ‘for his analysis of economic governance, especially the boundaries of the firm’.