This article studies density and strength of ties in innovation networks. It combines issues of ‘competence’ with issues of ‘governance’. It argues that in networks for exploration there are good reasons, counter to the thesis of the ‘strength of weak...

In this paper we analyze the innovative performance of alliance networks as a function of the technological distance between partners, a firm's network position (centrality) and total network density.We study how these three elements of an alliance network, apart and in combination, affect the...

Taking into account both competence and governance issues, and six dimensions of tie strength, this article argues that in networks for exploration there are good reasons, counter to the thesis of the 'strength of weak ties', for a dense structure of ties that are strong in most dimensions.By...

In this article we provide an empirical illustration of hypotheses, developed in the literature, on the role of density and strength of ties in innovation networks.We study both exploration and exploitation networks in the Dutch multimedia and pharmaceutical biotechnology industry.We find...

In this paper we test the relation between cognitive distance and innovation performance of firms engaged in technology-based alliances.The key finding is that the hypothesis of an inverted U-shaped effect of cognitive distance on innovation performance of firms is confirmed.Moreover, as...