geography exercises (the analysis of spatial concentration, agglomeration economies, and trade determinants), using various …

This paper develops a quantitative model of internal city structure that features agglomeration and dispersion forces … estimate agglomeration and dispersion forces, we use data on thousands of city blocks in Berlin for 1936, 1986 and 2006 and … residential externalities. We show that the model with the estimated agglomeration parameters can account both qualitatively and …

likely to involve too much agglomeration compared to the former. …

We study how industry-level agglomeration economies affect government policy. Using administrative data on firm …

This paper presents a model in which growth and geographic agglomeration of economic activities are mutually self … reinforcing processes. Industrial agglomeration in one location spurs growth because it reduces the cost of innovation in that … location through a pecuniary externality due to transaction costs. Growth fosters agglomeration because as the sector at the …

the agglomeration of increasing returns activities. When workers migrate towards locations with more firms and higher real … wages, this intensifies agglomeration. When workers do not move across regions, further reductions in transport costs make …

cross-section OLS and dynamic panel GMM estimation. Agglomeration is measured alternatively through measures of urbanization … sets and variable definitions, we find evidence that supports the "Williamson hypothesis": agglomeration boosts GDP growth …