Corsino, Marco; Espa, Giuseppe; Micciolo, Rocco - In: Economics of Innovation and New Technology 20 (2011) 5, pp. 423-443
This article addresses an issue that is debated in the economics of innovation literature, namely the existence of increasing returns to R&D expenditures and firm size, in product innovation. It explores further how the firm's structural characteristics and contextual factors affect the...