Krugman's (1979, 1980) monoplistic competition model of trade showed that countries with more similar per-capita GDP trade more with each other. Does this mean that developing countries shift trade towards developed countries as a result of high economic growth? The results reported in this...

We offer a new explanation as to why international trade is so volatile in response to economic shocks. Our approach combines the uncertainty shock idea of Bloom (2009) with a model of trade, extending the idea to the open economy. Firms import intermediate inputs from home or foreign suppliers,...

We derive a simple equation for the welfare gains from trade when tariffs are liberalized or iceberg trade costs fall. Covering various one-sector trade models that may or may not feature extensive margins and imperfect competition, we generalize the analysis of Arkolakis, Costinot and...

In recent years, the increase in international trade has sparked a debate about the impact of international trade on population health. To date, however, there has been very little econometric research on the relationship between these two variables. This paper examines the long-run relationship...