matching frictions in gravity. In the cross section, we find matching frictions as important as iceberg costs in impeding trade … increase in French exports to the new members. While workers benefitted overall, those competing most directly with imports …

equilibrium model of international trade. Both the quality and the quantity of a product play a role in its contribution both to … consumption and to production. The framework allows bilateral trade to vary at the extensive and intensive margins and the … intensive margin of trade to vary at the quantity and unit-value margins. We estimate the parameters of the model using …

data on bilateral trade in manufactures among 92 countries and to firm-level export data for a much narrower sample shows …A recent literature has introduced heterogeneous firms into models of international trade. This literature has adopted … not hold in the data. We show how a standard heterogeneous-firm trade model can be amended to allow for only an integer …

identify specific barriers to exporting and to measure their importance. We develop a model of firm-level export dynamics that … customs records of U.S. imports of manufactures from Colombia we replicate patterns of exporter maturation. A potentially … response of total export sales to an exchange rate shock exceeds the 1-year response by about 40 percent, with the 1-year …

Using transactions-level customs data from Colombia, we study firm-specific export patterns over the period 1996 … previous year. These new exporters tend to be extremely small in terms of their overall contribution to export revenues, and … most do not continue exporting in the following year. Hence export sales are dominated by a small number of very large and …

manufacturers: (1) Firms differ substantially in export participation, with most selling only at home; (2) The number of firms … of 16 industries we find little variation in these patterns. We propose that any successful model of trade and market …

We develop a simple model of the choice between exploiting a technology in another country via export and via direct …

Free trade is not optimal for a small country that faces uncertain terms of trade if some factors are immobile - ex … techniques we demonstrate that optimal policy for this purpose will often have an anti-trade bias. We also show that the usual … preference by economists for factor or product taxes and subsidies over tariffs and export subsidies may not be justified in this …

trade flows and direct foreign investment positions with a sample of around 100 countries for the period 1985-1990. Country … region. We find that features of a country associated with more trade with either Japan or the United States also tend to be … important exception. Despite U.S. concern about its trade deficit with Japan, we find Japan to be much more open to the United …