Gray, Elie; Grimaud, André - Toulouse School of Economics (TSE) - 2014
considering knowledge diffusion. Assuming that knowledge diffuses on a Salop (1979) circle allows us to formalize the creation of … the pools of knowledge in which research and development (R&D) activities draw from to produce innovations. Within this … by incomplete markets since knowledge is not priced. It provides the usual private value of innovations. The Lindahl …