document the first empirical results on the relationship between imports and productivity for Germany, a leading actor on the … for trading internationally are about the same in West and East Germany. Compared to firms that do not trade at all two …

on the universe of professional soccer players in Germany over the period 1999-2011. Combining this data with hourly …

manufacturing industries in Germany. We use unique newly available data that for the first time combine information from the …

first comprehensive evidence on the relationship between productivity and size of the export market for Germany, a leading … more productive than firms that sell their products in Germany only, but less productive than firms that export to …