trade. In particular, we account for the possibility that firms can not only export their products, but also internationally … than those resorting to an export intermediary, while the latter are less productive than producers which export directly …. We show that the same sorting exists also on the import side. Finally, we investigate the effects of source country …

We use transaction-level US import data to compare firms from virtually all countries in the world competing in a …

our stance that Chinese entrepreneurs still represent a minority group in the import of cheap China goods into Ghana and …

. Export opportunities, instead, shift expected profits to the tail and increase the value of technological heterogeneity. We …, built from highly disaggregated US import data. Consistent with the model, financial development increases sales dispersion …. These results can be important for explaining the effect of financial development and factor endowments on export sales. …

reconcile these findings by linking part of the increase in domestic concentration to import competition. Although concentration … increase. We find that higher import competition caused a decline in the market shares of the top twenty U.S. firms. …