Working Papers


Tradability and the Labor-Market Impact of Immigration: Theory and Evidence from the U.S.” (including Online Appendix)

with Ariel Burstein, Gordon Hanson, and Lin Tian, March 2018

Presentation slides (September 2017)


 Changes in between-group inequality: computers, occupations, and international trade

with Ariel Burstein and Eduardo Morales, August 2017 (1st draft December 2013)

Revise and resubmit at AEJ: Macro


Factor Prices and International Trade: A Unifying Perspective        

with Ariel Burstein, October 2011 (1st draft June 2010)

Largely absorbed into “International Trade, Technology, and the Skill Premium”

Previously circulated under the name “International Trade Patterns, the Skill Premium, and Heterogeneous Firms


Published and Forthcoming Papers

(Published versions have been posted with permission of the journals where they appeared. Standard copyrights rules apply. Download and print for personal use only.)


International Trade, Technology, and the Skill Premium

with Ariel Burstein, February 2016

Presentation slides (April 2016)

Journal of Political Economy

Previously circulated under the name “Globalization, Technology, and the Skill Premium: A Quantitative Analysis” and the name Globalization, Technology, and the Skill Premium”


Comparative Advantage and Optimal Trade Policy

with Arnaud Costinot, Dave Donaldson, and Iván Werning

Presentation slides

Quarterly Journal of Economics, 2015, Vol. 130, Issue 2: 659-702.


Beyond Ricardo: Assignment Models in International Trade

with Arnaud Costinot

Online Appendix

Annual Review of Economics, 2015, Vol. 7: 31-62.


Importing Skill-Biased Technology        

with Ariel Burstein and Javier Cravino

Online Addendum

Presentation slides

American Economic Journal: Macroeconomics, 2013, Vol. 5, No. 2: 32-71.


An Elementary Theory of Global Supply Chains

with Arnaud Costinot and Su Wang

Online Addendum

Presentation slides

Review of Economic Studies, 2013, Vol. 80, Issue 1: 109-144.


Global Supply Chains and Wage Inequality

with Arnaud Costinot and Su Wang

Presentation slides

American Economic Review Papers and Proceedings, 2012, Vol. 102, No. 3: 396-401.


 Spatial Price Discrimination with Heterogeneous Firms

Journal of Industrial Economics, 2011, Vol. 59, No. 4: 661-676.


Matching and Inequality in the World Economy

with Arnaud Costinot

Presentation slides

Journal of Political Economy, 2010, Vol. 118, No. 4: 747-786.


Spatial Competition with Heterogeneous Firms

Presentation slides


Journal of Political Economy, 2008, Vol. 116, No. 3: 423-466.


Institutions and Moral Hazard in Open Economies

Journal of International Economics, 2007, Vol. 71, No. 2: 495-514.