Immigrants can increase international trade by shifting preferences towards the goods of their country of origin and by reducing bilateral transaction costs. Using geographical variation across U.S. states for the period 2008 to 2013, I estimate the respective causal impact of immigrants on U.S....

Map-based regional analysis is interested to detect areas with a large concentration of certain populations. Here kernel density estimates (KDE) offer advantages over classical choropleth maps. However, kernel density estimation needs exact geo-coordinates. In a recent paper Groß et al. (2017)...

We show that σ-convergence in regional productivity growth can be approximated by σ-convergence in sectoral productivity growth and σ-convergence in structural transformation-led productivity growth. Applying this framework to Japanese prefecture-level data from 1874 to 2008, we find support...