This paper uses a new tailor-made data set to investigate the differences in extensive and intensive margins of exports in manufacturing firms from East Germany and West Germany. It documents that these margins do still differ in 2010, 20 years after the re-unification of Germany. West German...

This paper examines data on trade flows between West German Bundeslander (federal states) and East Germany to explore the effect of national borders on trade. Although the data covers only a small fraction of intra-German trade flows, I find a home bias of about factor 2.2; West German shipments...

This note uses a new tailor-made data set to investigate the link between firm age and the extensive and intensive margins of exports empirically for the first time for Germany. Results turn out to be fully in line with the theoretical considerations. Older firms are more often exporters, export...