We study the impacts of changes in international trade and domestic transport costs on the internal geography of countries in the presence of geographical asymmetries. To do so, we develop a two-country four-region model in which one country has a region that exhibits a 'geographical advantage'...

This paper takes a broader look at how vertical linkages can trigger the spatial agglomeration of economic activity in a 'new economic geography' (NEG) set-up. First, it formally establishes the key positive features of a wide class of vertical-linkage models without resorting to numerical...

What are the economic consequences to U.S. natives of the growing diversity of American cities? Is their productivity or utility affected by cultural diversity as measured by diversity of countries of birth of U.S. residents? We document in this paper a very robust correlation: US-born citizens...

We develop an analytically solvable version of the central model of 'new economic geography', the so called core-periphery model by Krugman. While the modified model reproduces all the appealing features of the original one, it also allows us to obtain additional analytical results that are out...