measure of innovation alternative to patent count. Unlike the impact on patent count, we do not find that VC investment … impact on patent count at industry level, and this impact is larger than that of R&D expenditures. We confirm that this … and material. Therefore, our finding suggests that, at industry level, VC investment increases the patent propensity but …

We develop a theory of innovation for entry and sale into oligopoly, and show that an invention of higher quality is …

sectors (inter-sectoral spillovers), or at the international level. We find that innovation is strongly driven by knowledge … spillovers, especially those occurring at the national level. Wind and solar technologies exhibit distinct innovation … only influential in the case of wind technology. We also find evidence that public R&D stimulates innovation, particularly …

more important for small-firm innovation than for their larger counterparts. …

environmental regulations can spur more rapid innovation. I present a general framework for the analysis of these questions. I …

application to innovation, in an environment where an innovator (the host) repeatedly faces the same imitators (parasites), we … show that investment can take place even without patent protection, as parasites limit their imitation to preserve the …