Melitz and Ottaviano (2008) predicts a monotonic relation between productivity and markups. When including revenue taxes, however, this relation is non-monotonic and depends on taxes. Even without taxes, productivity and markups can be non-monotonic depending on how non-homotheticity is modeled.

Polygyny rates are higher in western Africa than in eastern Africa. The African slave trades help explain this difference. More male slaves were exported in the transatlantic slave trades from western Africa, while more female slaves were exported in the Indian Ocean slave trades from eastern...

This paper uses the methodology developed in Kehoe and Ruhl (2013) to measure the change in the extensive, or new goods, margin of trade between Japan and China after China's entry into the World Trade Organization in 2001. The new goods account for 15.9% of Japanese exports to China and 22% of...

This paper incorporates learning and reputation building into a simple dynamic stochastic model with asymmetric information. We use the model to study a bilateral trade flow influenced significantly by learning and reputation, namely U.S. imports of Japanese cars over the period 1961–2004....