University-industry knowledge transfer is nowadays a very fashionable research subject, both in economics, and in management and policy studies. "Distance" between the two realms of academic and industrial research has been increasingly called in to explain the extent at which the academic...

The paper provides a reassessment of arguments and tests in support of the existence and magnitude of localized knowledge spillovers proposed by Jaffe, Trajtenberg and Henderson (1993). We use information in patents to control for the mobility of inventors across companies and space, as well as...

The paper provides a contribution to the recent debate about targets and effectivenessof network policies at the EU level, by presenting a detailed analysis of the large R&D network that has emerged over Framework Programmes. Social network analysis and graph theory are employed to describe...

This paper examines whether location in strong industrial clusters translates into a higher probability of innovating. A firm-level analysis of the UK and Italy is performed. Innovative activities of firms (European patent data for 1988-98) are related to regional employment, other...

We assess the role of ethnic ties in the diffusion of technical knowledge by means of a database of patent filed by US-resident inventors of foreign origin, which we identify through name analysis. We consider ten important countries of origin of highly skilled migration to the US, both Asian...