The Margins of U.S. Trade (Long Version)
NBER Working Paper No. 14662
---- Acknowledgements -----
This is a longer version Bernard, Jensen, Redding and Schott (Forthcoming), prepared for the 2009 American Economics Association meetings in San Francisco. We thank Jim Tybout for insightful comments, Jim Davis for timely disclosure and Evan Gill, Justin Pierce and Antoine Gervais for excellent research assistance. Bernard and Schott (SES-0241474) and Schott (SES-0550190) thank the National Science Foundation. The research in this paper was conducted at the Boston, New York and Washington U.S. Census Research Data Centers. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation, the U.S. Census Bureau or the National Bureau of Economic Research. Results have been screened to insure that no confidential data are revealed.