Using detailed data on Canadian biotechnology firms during the 1990s, we explore the geographic scope of knowledge spillovers and the balance spillover-seeking and expropriation-avoidance in entrants’ locations. Our findings indicate that knowledge spillovers are highly localized, with...

Multiunit chains proliferated rapidly during the twentieth century and now dominate much of the service sector landscape, often growing by acquiring components from other owners. Transfer learning plays a central but only partially understood role in chain strategy, in both ongoing and newly...

Interfirm networks often take on characteristics consistent with the notion of a small world--they are locally clustered into dense sub-networks or cliques that are sparsely connected by a small number of ties that cut across the cliques, linking network members through a relatively small number...