[eng] The two topics of the paper — contestability and predatory pricing — have in common that they have been used against antitrust policies.. After a short discussion of barriers to entry, the paper examines the special case of « ultra-free entry », which is the case of contestable...

Baumol, Willig, and other advocates of "contestability" theory continue to urge the idea not only for its insights but also as a clear basis for many antitrust and regulatory decisions. Yet the limits of the theory remain. The three key assumptions are extremely strict, and two of them are in...

Book review