This paper investigates how physical, organisational, institutional, cognitive, social, and ethnic proximities between inventors shape their collaboration decisions. Using a new panel of UK inventors and a novel identification strategy, this paper systematically explores the net effects of all...

In this paper, I will try to analyse the factors behind the lack of relative convergence in Spain since the early 1980s by focusing on two regions which have had different economic trajectories in the last two decades: Navarre, a region which, despite being located in the declining northern...