The paper analyzes the interplay between technology diffusion and patent law. We develop a dynamic model where initial adoptions generate learning spillovers that reduce the cost of subsequent adoptions. In this setting, we contrast technology diffusion paths under competitive supply, subsidized...

The aim of this paper is to focus on the emerging situation in which open source software is nowadays produced not only by individual developers but in a growing proportion by firms that hire programmers for their own objectives of development in open source or for contributing to open source...

Dans la Province du Jiangsu, dans la Vallée du Fleuve Yangtze, l'utilisation du coton-Bt est presque généralisée alors que le gain de rentabilité spécifiquement procuré par ce type de coton est faible. Pour expliquer ce paradoxe, deux facteurs liés mais peu considérés sont proposés :...