The present contribution develops on the analysis of clusters in terms of proximities by exploring the issue of distant inter-cluster collaborations. We mobilize different forms of proximity (geographic, cognitive, social) discussed in the literature in order to identify their respective...

Randomized experiments provide policy relevant treatment effects if there are no spillovers between participants and nonparticipants. We show that this assumption is violated for a Danish activation program for unemployed workers. Using a difference-in-difference model we show that the...

A device central to the French cluster (Competitiveness pole) policy is the financing of collaborative projects aimed at enhancing the innovation capacities of firms. In turn, increasing in innovation capacities give rise to new business opportunities that firms only can seize by evolving their...

In this explorative study, we adopt a knowledge-centred perspective on clusters and investigate whether clusters? internal structure explains clusters? external (knowledge) collaborative strategies. All in all, the main analytical issue underlying this paper is the following: do internal...

Randomized experiments provide policy relevant treatment effects if there areno spillovers between participants and nonparticipants. We show that thisassumption is violated for a Danish activation program for unemployed workers.Using a difference-in-difference model we show that the...