On Friday, October 5th, 2007 over two dozen antitrust scholars from Europe and North America met at Loyola University Chicago to discuss the comparative state of monopolization law. This meeting, co-sponsored by the Loyola University Chicago Institute for Consumer Antitrust Studies and British...

By means of tight and experienced review of mergers and adequately improved antitrust agency supervision, monopolization or abuse of dominance cases have diminished progressively both in US and EU. The focus now is on cartels and inefficient oligopolies. Cartels are not problematic as they...

The central claim of this Article is that, as a descriptive matter, trademark legislation and court interpretation is a close normative match with the Chicago School approach of scholars such as Robert Bork and Richard Posner. The organizing intellectual structure of modern trademark law, as...

The Rule of Reason, which has come to dominate modern antitrust law, allows defendants the opportunity to justify their conduct by demonstrating “procompetitive” effects. Seizing the opportunity, defendants have begun offering increasingly numerous and creative explanations for their...

Market definition and market power are central features of competition law and practice but pose serious challenges. On one hand, market definition suffers decisive logical infirmities that render it infeasible, unnecessary, and counterproductive, and the practice of stating market power...

We discuss strategic ways that sellers can use tying and bundling with requirement conditions to extract consumer surplus. We analyze different types of tying and bundling creating (i) intra-product price discrimination; (ii) intra-consumer price discrimination; and (iii) inter-product price...

Portuguese Abstract: Os segredos de negócio são uma matéria que não tem recebido uma atenção proporcional à sua importância económica. Este artigo visa fazer uma descrição breve do regime português do segredos de negócio. Assim, começa por apresentar algumas razões para a...

In markets with significant scale economies and network effects, scholars and policymakers often tout open access and interoperability requirements as superior to both regulated monopoly and the break-up of dominant firms. In theory, by compelling firms to coordinate to develop common...

We provide a canonical and tractable model of a trade platform enabling buyers and sellers to transact. The platform charges a percentage fee on third-party product sales and decides whether to be "hybrid", like Amazon, by selling its own product. It thereby controls the number of differentiated...