We use a large dataset of Japanese manufacturing firms to compare the effects of export entry on productivity under … significantly higher ex-post productivity growth vis-à-vis non-entrants only during the period with favourable export market …. These findings suggest that the effect of export entry in enhancing productivity growth, sometimes referred to as "learning …

productivity and Tobin's q using firm-level data of Japanese firms. Our findings support predictions by Helpman, Melitz, and Yeaple … (2004) and by Chen, Horstmann, and Markusen (2008). That is, we find that firms with higher productivity tend to choose more … less foreign outsourcing of production. The difference in productivity is relatively less important for the choice between …