We measure the impact of a drastic new technology for producing steel, the minimill, on the aggregate productivity of U …'s productivity is linked to this new technology, and operates through two distinct mechanisms. First, minimills displaced the older … in the industry's productivity. Second, increased competition, due to the expansion of minimills, drove a substantial …

We study the determinants of the diffusion of mobile telecommunications services in the European Union in a logistic … model of technology diffusion. We find that the transition from the analogue to the digital technology during the early … nineties, and the corresponding increase in spectrum capacity, has had a major impact on the diffusion of mobile …

weak patent protection regime, which facilitates free imitation of any intermediate technology, may yield a higher overall …

equilibrium seems to be largest when selection among heterogenous firms is needed most, that is, when there are relatively many … firms with low productivity and relatively few firms with high productivity. …

greater hit score increases market size. A selection effect by which consumers are more picky and select higher quality goods …