This article investigates common economic consequences of population aging and economic integration for agglomeration processes. We introduce demography into the New Economic Geography by generalizing the constructed capital approach to account for changes in the age structure of the population. Interestingly, the level of trade costs triggering catastrophic agglomeration is rather sensitive to...

Although a rich and extensive body of theoretical research on new economic geography has emerged, empirical research remains comparatively less well developed. This paper reviews the existing empirical literature on the predictions of new economic geography models for the distribution of income and production across space. The discussion highlights connections with other research in regional an...

All rights reserved. Short sections of text, not to exceed two paragraphs, may be quoted without explicit permission provided that full credit, including O notice, is given to the source. There are two principal theories of why countries trade: comparative advantage and increasing returns to scale. Yet there is no empirical work that assesses the relative importance of these two theories in acc...