Vogel, Alexander; Wagner, Joachim - In: Review of world economics 145 (2010) 4, pp. 641-665
document the first empirical results an the relationship between imports and productivity for Germany, a leading actor an the … imports ('learning-by-importing'). We find a positive link between importing and productivity. From an empirical model with … for trading internationally are about the same in West and East Germany. Compared to firms that do not trade at all two …