Endogenous Variety and the Gains from Trade
NBER Working Paper No. 13933
---- Acknowledgements -----
We thank Kala Krishna for encouraging us to write this paper. We benefited from comments by participants at the AEA Session on "Firm Heterogeneity and International Trade." All errors are our own. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.