One of the aims of government policy has been to speed up the diffusion of new technologies. This aim has been pursued … largely by policies aimed at improving information about the technology or by subsidising the purchase of new technology. In … this paper we construct a simple diffusion model that integrates the two dominant themes in the literature, one stressing …

observed price patterns. The high volatility results from high uncertainty about the average productivity of a new technology …. Investors learn about this productivity before deciding whether to adopt the technology on a large scale. For technologies that … railroad technology by the late 1850s. …

potential suppliers generate and sell the most suitable innovation. Moreover, procurement by public agencies and large firms … the degree of competition between suppliers, as well as other more practical indirect ways to stimulate innovation. We … discuss the effects of standard setting activities by large, often public, procurers on innovation races. We evaluate how …

induce full information sharing/research coordination, in which case the justification, if any, for a technology policy that …

only influential in the case of wind technology. We also find evidence that public R&D stimulates innovation, particularly … level, either within the same technology field or economic sector (intra-sectoral spillovers) or in related technologies or … sectors (inter-sectoral spillovers), or at the international level. We find that innovation is strongly driven by knowledge …

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

progress and technology adoption. In standard endogenous growth models, which feature a strong scale effect, an increase in the … environmental regulations can spur more rapid innovation. I present a general framework for the analysis of these questions. I … define technology as strongly labor saving if the aggregate production function of the economy exhibits decreasing …