The importance of geographic proximity for innovation has been widely stressed in the cluster literature. Yet, new insights from the inter-organisational network and cluster literatures underline the role of non-local linkages in enabling firms in networks to enhance learning and to innovate....

Transactions often differ on important dimensions from spot exchanges on perfect neo-classical markets. Information is seldom complete and instantaneous exchange is just as rare as full competition. The authors in this volume extend the standard economic model stressing the proposition that the...