Anticompetitive Entrenchment

Are Exclusive Contracts Anticompetitive?

While antitrust law is often hostile to exclusive contracts that say ”you agree not to purchase this product from anyone besides me”, economic theory so far has provided only partial support for such a hostility.1 This paper shows that this hostility can be justified under more general circumstances than has been established so far in the literature: a firm may introduce exclusivity clauses in ...

Is Vertical Integration Anticompetitive?

Basic Entrenchment

In contrast to other prominent models of belief change models based on epistemic entrenchment have up to now been applicable only in the context of very strong packages of requirements for belief revision This paper decomposes the axiomatization of entrenchment into independent modules Among other things it is shown how belief revision satisfying only the basic postulates of Alchourr on G arden...

Anticompetitive Patent Injunctions

Anticompetitive Impact of Pseudo-Generics∗

A puzzling feature of pharmaceuticals markets is that sellers of branded drugs will, sometimes, sell generic versions of their own branded products, either directly or through license agreements. This paper proposes a new theoretical rationale for the fact that the introduction of these pseudogenerics may have anti-competitive effects. In a model that combines horizontal and vertical product di...