regions. On the one hand, diminishing returns to specialization in a location can result in a convergence effect: the growth … available data from the US Cluster Mapping Project to disentangle the impact of convergence at the region-industry level from … agglomeration within clusters. We find that, after controlling for the impact of convergence at the narrowest unit of analysis …

points) is identified. The theory predicts war to be more likely when resource and group concentration are high, and the …

Technological diffusion implies a form of 'conditional convergence' as lagging countries catch up with technological … leaders. We find strong evidence of technological diffusion but not full convergence; differences in total factor productivity …

We use new theory and data to study how firms endogenously form production networks across regions and countries …

Several recent studies have examined the tendency of regions within a nation to exhibit long-term convergence in per … capita income levels. Barro and Sala-i-Martin (1991, 1992, 1995) have found a tendency towards convergence among the U … convergence among the provinces of China during the period 1952-1993. We find that real income convergence of provinces in China …