"Chen focuses on the effects of age structure changes on the size of budget deficits of national governments. More specifically, he determines whether differences in age structure can account for the observed differences in budget deficits across countries as well as across time. By way of an...

"Chen and Dahlman assess the effects of knowledge on economic growth. By using an array of indicators, each of which represents an aspect of knowledge, as independent variables in cross-section regressions that span 92 countries for the period 1960 to 2000, they show that knowledge is a...