In this article we study differences in the returns to R&D investment between firms that sell in international markets and firms that only sell in the domestic market. We use German firm-level data from the high-tech manufacturing sector to estimate a dynamic structural model of a firm's...

A large literature documents the positive influence of a city's skill structure on its rate of economic growth. By contrast, the effect of a city's age structure on its economic growth has been a hitherto largely neglected area of research. This paper hypothesizes that cities with more...

The ongoing crisis should spur deeper European integration, rather than a return to the nationalism of the past. The World Development Report 2009, reshaping economic geography, spotlights several issues for new European Union (EU) member states. From 1950 to 1990, Eastern Europe was impermeable...