This paper establishes eight stylized facts on the evolution of the localization of economic activity across industries and regions in the EU-15 since 1980. Localization, which nests concentration and specialization, is measured by a Theil index. The stylized facts reveal a broad aggregate trend...

The ongoing process of European integration is likely to increase trade and factor mobility thereby increasing interregional competition and affecting the interregional division of labor. From a theoretical standpoint, rising specialization and polarization of European regions may result from...