In this paper we consider the problem of compatibility between networks when the consumers of a network service value the capacity of the network itself rather than the number of users. Compatibility decisions are modelled as the outcome of a three stages game where strategies include...

This paper is an attempt to give a precise content to the notion of potential competition in a natural monopoly market. Competition is described as a two stage game in which a set of firms announce first a price, then a level of output. Contingent demands for each firm are obtained from a...

L'objet de cette étude est de présenter une analyse de la dynamique des prix industriels en relation avec l'évolution des coûts de production et les fluctuation de l'activité économique, dans quelques pays de l'OCDE au cours des vingt dernières années. Les succès récents que certains...

The paper examines under what conditions vertically differentiated duopolists engage in first-degree price discrimination. Each firm decides on a pricing regime at a first stage and sets prices at a second stage. The paper shows that when unit cost is an increasing and convex function of...