We re-examine the economic justification for the regulation of firms' price policies. Existing analysis of the relative benefits of alternative pricing policies, by treating market structure as exogenous, loses an important trade-off. Price deregulation leading to, for example, discriminatory...

A model of vertical product differentiation is applied to the study of trade between two countries of differing sizes. Firms in the small country choose lower-quality products in autarky. Unlike A. Shaked and J. Sutton (1984), welfare effects of trade are fully analyzed and shown to depend on...

This article shows that buyers' coordination failures might prevent entry in an industry with an incumbent firm and a more efficient potential entrant. If there were a single buyer, or if all buyers formed a central purchasing agency, coordination failures would be avoided and efficient entry...