theensuing innovation race, firms interact through information spillovers resulting fromthe imperfect appropriability of research … of agents who are engaged in innovation activities. As a key element wetest to what extend relative economic performance … exercises a stimulating effect onthe implementation of innovation and imitation strategies. …

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 …