The not-invented-here (NIH) syndrome refers to internal resistance in a company against externally developed knowledge. In this paper, we argue that the occurrence of the NIH syndrome depends on the source of external knowledge and the success of the firm that aims at adapting external...

The behaviour of urban populations is compared with the systems directing behaviour in individuals. This is both a metaphor and a mechanistic parallel. The biological model draws upon recent developments in brain research and psychological and cultural anthropology. The development and operation...