Is the variation in bilateral trade flows across countries primarily due to differences in the number of exporting firms (the extensive margin) or in the average size of an exporter (the intensive margin)? And how does this affect the estimation and quantitative implications of the Melitz (2003)...

Does "infant industry" preferential access durably boost export performance? This paper exploits significant trade policy changes in the United States (US) to address this question. The expansion of Generalized System of Preferences (GSP) products for less developed countries in 1997 and the...