The report contains two sections. The first analyses the incentive mechanisms in agricultural biotechnologies; it begins with a theoretical and historical analysis. The co-evolution of scientific paradigms and IPR in agricultural biotechnologies is then studied – in particular, the coexistence...

We propose a model where imperfect matching between firms and workers on local labor markets leads to incentives for spatial agglomeration. We show that the occurence of spatial agglomeration depends on initial size differences in terms of both number of workers and firms. Allowing for dynamics...