This paper investigates the choice of an intellectual protection regime for a process innovation. We set up a multi-stage model in which choosing between patent and trade secrecy is affected by three parameters : the patent strength defined as the probability that the right is upheld by the...

This article analyzes the "escape from competition effect" in a step-by-step framework in which a succesful firm may either leapfrog the previous leader or catch-up its technology. Innovation and growth are affected by both the intensity of competition and the probability of leapfrogging.

La teoría económica, al considerar que las patentes son instrumentos de política pública para fomentar la innovación y la difusión de la tecnología, conduce principalmente a tres conclusiones. En primer lugar, las patentes no tienen por qué ser siempre el medio de protección más eficaz...

[eng] The theoretical approach to pricing and cost allocation for telecommunication services. . This paper reviews some economie principles concerning pricing policy and cost allocating methods in telecommunications. It focuses on the links between sustainable market price equilibria and public...

[eng] which all measures of concentration and indexes of aggregate monopoly power derived from the Lerner index, should possess. On this theoretical basis, they have demonstrated that within the confines of varions oligopoly models (non-cooperative Cournot-Nash, price leadership, differentiated...

[eng] Regulation and deregulation of the telecommunication industry: from the american and british experiences to a possible evolution in France. . This paper focuses on the regulation and deregulation experiences in the american and british telecommunication industry, in relation to the...