A wide range of empirical studies has analysed the relationship between exports and productivity in the manufacturing … provides first evidence about export and productivity in the German business services sector. The database used is the German … exporting increases productivity. …

document the first empirical results on the relationship between imports and productivity for Germany, a leading actor on the … systematically by testing for self-selection of more productive firms into importing, and for productivity-enhancing effects of … imports ('learning-by-importing'). We find a positive link between importing and productivity. From an empirical model with …

-parametric test for first order stochastic dominance it is shown that, in line with this hypothesis, the productivity distribution of …, therefore, seems to be useful to guide empirical work on the relation between exports, R&D and productivity for services firms …

document the first empirical results on the relationship between imports and productivity for Germany, a leading actor on the … systematically by testing for self-selection of more productive firms into importing, and for productivity-enhancing effects of … imports ("learning-by-importing"). We find a positive link between importing and productivity. From an empirical model with …

and productivity hold in the years before the export start, which indicates self-selection into exporting of more …

-parametric test for first order stochastic dominance it is shown that, in line with this hypothesis, the productivity distribution of …, therefore, seems to be useful to guide empirical work on the relation between exports, R&D and productivity for services firms …, too. -- Exports ; R&D ; productivity ; business services firms ; Germany …