Rouvinen, Petri - In: Journal of Applied Economics V (2002) May, pp. 123-156
We study four issues in R&D–productivity dynamics: does R&D Granger cause productivity, is there a lag between R&D and its productivity effects, does the potency of R&D vary in timing and magnitude, and what is the role of R&D spillovers and aggregate shocks. The results suggest that R&D...