Ethnic inventors play important roles in US innovation systems, especially in high-tech regions like Silicon Valley. Do … ‘ethnicity-innovation’ channels exist elsewhere? This paper investigates, using a new panel of UK patents microdata. In theory …, ethnicity might affect positively innovation via ‘star’ migrants, network externalities from co-ethnic groups, or production …

of innovation systems in developing countries with a special focus on issues of agricultural poverty. Using examples … drawn from emergent knowledge markets in industrialised countries, the paper suggests that such an analytical approach …

that firms' knowledge bases must "fit" in order for joint learning and innovation to be possible, and thus for an alliance … social capital considerations. In this paper we emphasize instead the role of complementary knowledge stocks (broadly defined …) in partner selection, arguing not only that knowledge complementarity should not be overlooked, but that is may be the …

We model knowledge diffusion in a population of agents situated on a network, interacting only over direct ties. Some … (proportion of traders), the network structure (clustering, path length and degree distribution), and the scarcity of knowledge … connected agents do well when knowledge is scarce, agents in clustered neighbourhoods do well when it is abundant. The latter …