This paper addresses the question of whether patent citations are useful indicators of technology flows. We exploit the distinction between citations added by inventors and patent examiners. We use information from the search reports of European Patent Office patent examiners to construct our...

Despite the widely acknowledged role of start-ups in economic development, little is known about their innovative activities compared with those of established firms. Drawing on a sample of 12,209 UK firms, we differentiate between services and manufacturing firms and, using a matching estimator...

This paper argues that spatial proximity plays a role in determining the propensity of firms to engage in R&D alliances. Drawing from economic geography, network theory and innovation theory, we discuss how prior collocation can affect the propensity to engage in R&D alliances, arguing that...