Skill-biased technical change is identified as the driving force behind the changing skill composition in OECD countries rather than structural change. The finding is partly the result of the sectoral view taken. This paper suggests a different view which uses the production process as a...

The paper presents an analysis of spatial competition between two firms in a circular market. It is shown that the existence problem of a Bertrand-Nash- Equilibrium exists for the circular market in the same way as for the linear and bounded market. This is demonstrated by directly studying the...

We investigate the localization of technical knowledge in a setup where firms or researchers compete for the value of a preemptive innovation. All researchers could gain by sharing information due to the uncertainty of the arrival time of the discovery. As receiving information while withholding...

We consider two channels via which foreign inputs into industrial production may lead to productivity effects. The first one concerns dynamic externalities between firms which share technical and organizational knowledge which is vital for the productivity growth of a particular industry. We...