considering knowledge diffusion on a Salop (1979) circle. Completing markets by pricing knowledge allows us to compare the private … value of innovations with the social one. This comparison sheds a new light on the consequences of non-rivalry of knowledge …

-desirable scale effects property and assumptions regarding the intensity of knowledge diffusion. In that respect, we extend a standard … Schumpeterian growth model by introducing explicitly knowledge diffusion over a Salop (1979) circle: a continuum of sectors … simultaneously sending and receiving knowledge is located over the circle. The link between knowledge diffusion and scale effects …

This paper introduces dynamics in the R&D to innovation and innovation to productivity relationships, which have mostly … individual effects and idiosyncratic errors correlated across equations and that differ in the way innovation enters the … Community Innovation Survey. The results provide evidence of robust unidirectional causality from innovation to productivity and …

After presenting the history, the evolution and the content of innovation surveys, we discuss the characteristics of … have been made of these data: the construction of scoreboards for monitoring innovation and the scholarly analysis of … various issue related to innovation. In particular we review the questions examined and the results obtained regarding the …