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...

[eng] The main objective of this paper is to analyze the links between product market competition, innovation . and growth. We capture the idea that firms innovate in order to try to escape -albeit temporarily - from . the pressure of competition exerted on them by their rivals. There are two...

[fre] Réglementation et concurrence : quelques éléments de théorie économique, par David Encaoua.. . Ce document présente des éléments de théorie économique permettant d'éclairer le débat autour du thème de la déréglementation économique. L'accent est mis sur les situations de...

[fre] Choix technologiques et stratégies de dissuasion d'entrée, . par William James Adams, Bruno Crépon, David Encaoua.. . Une entreprise peut sélectionner, au sein d'un ensemble d'innovations, la technologie qui lui est le plus favorable pour maintenir son pouvoir de marché. On avance ici...

In this paper the authors argue that the contemporary tensions between patents and competition no longer reside in the traditional trade-off between the exclusionary right given to an inventor to encourage innovation, and the welfare loss induced by the market power associated to this right....