investigate the relation between firms' trading activities (importing, exporting or both) and productivity. We find important self … average productivity premia of exporters. …

responsible for 30% of the growth in aggregate total factor productivity in Hungary during the 1990s. About 50% of this effect is …What is the effect of imports on productivity? To answer this question, we estimate a structural model of producers … productivity through expanding variety as well as improved input quality. The model leads to a production function where the total …

investigate the relation between firms' trading activities (importing, exporting or both) and productivity. We find important self … correlated within firms, failing to control for the importing activity leads to overstated average productivity premia of … exporters. -- Trade openness ; Firms' Heterogeneity ; Productivity …

There is extensive empirical evidence pointing to the exsistence of sunk costs to exporting. Only higher productivity … econometric analyses reports that exporters are more productive than non-exporters. But what happens to their productivity … trajectory once they have entered? Theory points to the possibiliity of a further productivity boost, attributable to the effects …

associated with increased profitability in such firms. Also, firm productivity and profitability were found to be positively …

This paper estimates the effects of trade liberalization on plant productivity. In contrast to previous studies, we … distinguish between productivity gains arising from lower tariffs on final goods relative to lower tariffs on intermediate inputs …. Lower output tariffs can produce productivity gains by inducing tougher import competition whereas cheaper imported inputs …

job destruction in low-productivity firms and job creation in high-productivity firms. In contrast, the net effect of … reductions in Chinese input tariffs is limited to job destruction in low-productivity ordinary exporters. …