This paper focuses on how characteristics of regions pertaining to local information about product varieties and markets as well as networks for the transmission of information about innovation opportunities influence the arrival of innovation ideas to existing and potential entrepreneurs. We...

This paper introduces a model where new products are introduced by entrepreneurs or innovating firms in a quasi-temporal setting. Market conditions are characterized by monopolistic competition between varieties belonging to the same product group, where varieties can become obsolete over time...

This paper gives an overview of research on economic clusters and clustering and is motivated by the growing intellectual and political interest for the subject. Functional regions have the features that agglomeration of economic activities i.e. clusters, benefit from. Functional regions have...