The Pennsylvania State University

Department of Economics

520 Kern Building
University Park, PA 16801

Telephone: (814)-865-5452

E-mail: sry3@psu.edu

Downloadable CV


Ph.D. University of Wisconsin - Madison, 2000

M.S., Economics, University of Wisconsin – Madison, 1998

M.A. Economics, New York University, 1995

B.A., Economics, Swarthmore College, 1989


Professional Appointments

Professor, The Pennsylvania State University (2014 – present)

Associate Professor, The Pennsylvania State University (2008 – 2014)

Associate Professor, University of Colorado at Boulder (2007 – 2008)

Visiting Assistant Professor, Princeton University (2006-2007)

Assistant Professor, University of Pennsylvania (2000-2007)

Research Associate, Emerging Markets, Smith Barney (1994-1995)

Economist, Federal Reserve Bank of New York (1989-1994)


Other Affiliations

Co-Editor, Journal of International Economics, 2012 – 2018.

Board of Editors, American Economic Review, 2010-2012.

Associate Editor, Journal of International Economics, 2005-2012.

Editorial Assistant, Canadian Journal of Economics, 2007-2010.

Research Associate, National Bureau of Economic Research, ITI Program, Current

Research Affiliate, Ifo Institute, 2009-present.

Unpaid Sworn Employee of the Bureau of Economic Analysis, Current.

Unpaid Sworn Employee of the Census Bureau, Current.


Awards and Grants

National Science Foundation Research Grant (SES-1360209, 2014-2017), joint with Wolfgang Keller

National Science Foundation Research Grant (SES-0422778, 2004-2007), joint with Volker Nocke

Peter Kenen Fellowship, Princeton University (2006)

Bhagwati Prize for the best paper in the Journal of International Economics, 2005-2006

University of Pennsylvania Research Foundation Award (2004)

Teaching Awards

Outstanding Undergraduate Instructor, Penn State University, 2008-2014, 2019

Kravis Award for Outstanding Teaching, University of Pennsylvania (2003)


Working Papers

 “Scale, Scope, and the International Expansion Strategies of Multiproduct Firms,” NBER Working Paper 19166 

Too Much of a Good Thing? Labor Market Imperfections as a Source of Exceptional Exporter Performance” (with Carsten Eckel) substantially revised version of NBER 23834

 “Cross Country Income Differences and the Distinction between Cognitive and Non-cognitive Human Capital” (with Chong Xiang)

"Multinationals, Markets, and Mark-Ups," with Wolfgang Keller.

Refereed Publications

"Quality, Variable Mark-ups, and Welfare: A Quantitative General Equilibrium Analysis of Export Prices," forthcoming Journal of International Economics, (with Haichao Fan, Yao Li, and Sichuang Xu)

“Innovation and Production in the Global Economy” (with Costas Arkolakis, Natalia Ramondo, and Andres Rodriguez-Clare), American Economic Review, 2018, 108(8): 2128-2173.

"On the Relationship Between Quality and Productivity: Evidence from China's Accession to the WTO." (with Haichao Fan and Amber Li), Journal of International Economics, 2018, 110(1): 28-49. 

“Trade Liberalization, Quality, and Export Prices” (with Haichao Fan and Amber Li), Review of Economics and Statistics, 2015, 97(5): 1033-1051.

 “Globalization and Multiproduct Firms” (with Volker Nocke), International Economic Review, 2014, 55(4): 993-1018.

 The Gravity of Knowledge” (with Wolfgang Keller), American Economic Review, 2013, 103(4): 1414-1444.

 “Multinational Enterprises, International Trade, and Technology Diffusion: A Firm-level Analysis of the Productivity Effects of Foreign Competition in the United States” (with Wolfgang Keller), Review of Economics and Statistics, 2009, 91(4): 821–831.

 “Firm Heterogeneity and the Structure of U.S. Multinational Activity: An Empirical Analysis,” Journal of International Economics, 2009, 78(2): 206-215.

  “International Knowledge Sourcing: Evidence from U.S. Firms Expanding Abroad” (with Wilbur Chung), Strategic Management Journal, 2008, 29(11): 1207-1224.

 “An Assignment Theory of Foreign Direct Investment (with Volker Nocke),” Review of Economic Studies, 2008, 75(2): 529-557.

  “Cross-Border Mergers and Acquisitions versus Greenfield Foreign Direct Investment: The Role of Firm Heterogeneity” (with Volker Nocke), Journal of International Economics,          2007, 72(2): 336-365.

 “International Productivity Differences, Infrastructure, and Comparative Advantage” (with Steve Golub), Review of International Economics, 2007, 15(2): 223-242.

 “A Simple Model of Firm Heterogeneity, International Trade, and Wages,” Journal of International Economics, 2005, 65(1): 1-20.

-          Lead article and winner of the Bhagwati Prize 2007.

 “Exports versus FDI with Heterogeneous Firms” (with Elhanan Helpman and Marc Melitz), American Economic Review, 2004, 94(1): 300-316.

-          Reprinted in Greenaway, David and Holger Gorg, Globalization and Productivity, Vol. II, Edward Elgar Publishing, 2008.

 “The Complex Integration Strategies of Multinational Firms and Cross-Country Dependencies in the Structure of Foreign Direct Investment,” Journal of International Economics, 2003, 60(2): 293-314.

-          Reprinted in Greenaway, David and Holger Gorg, Globalization and Productivity, Vol. II, Edward Elgar Publishing, 2008.

 “The Role of Skill Endowments in the Structure of U.S. Outward Foreign Direct Investment,” Review of Economics and Statistics, 2003, 85(3): 726-734.

Other Journal Articles and Book Chapters

"The Innovation Activities of Multinational Enterprises and the Demand for Skilled-Worker, Non-Immigrant Visas." in Global Talent Flows, Gordon Hanson, William Kerr eds. 2017.

“Multinationals and the International Organization of Firms,” (with Pol Antras) Handbook of International Economics, Elsevier, 2014.

  The Multinational Firm,” Annual Review of Economics, 2013, 5: 193-217.

"Innovation and Production in the Global Economy," (with Costas Arkolakis, Natalia Ramondo, and Andres Rodriguez Clare." VoxEU, October 2018.

"Trade Liberalization, Quality Upgrading, and Export Prices" (with Haichao Fan and Amber Li) , VoxEU, September 2014. 

“The Limits of Offshoring” (with Wolfgang Keller), VoxEU, March 2009.

 “Firm Heterogeneity, Central Locations, and the Structure of Foreign Direct Investment,” chapter in Elhanan Helpman, Dalia Marin, Thierry Verdier (eds.), 2008, The Organization of Firms in a Global Economy, Cambridge, MA:Harvard University Press.

 “Offshoring, Foreign Direct Investment and the Structure of U.S. Trade,” Journal of the European Economic Association, 2006, 4(2-3), 602-611.

 “How do Lower Japanese Asset Prices affect Financial Markets around the Pacific” (with Robert McCauley) Federal Reserve Bank of New York Quarterly Review, 1994.

Comments and Book Reviews

“Review of Multinational Enterprise and Economic Analysis, 3rd Edition,” by Richard Caves, Journal of International Economics, 2008, 75(2): 383-385.

   “Facts and Fallacies about U.S. FDI in China: Comment on Branstetter and Foley,” in Robert Feenstra and Shang-Jin Wei (eds.), 2009, China’s Growing 
Role in World Trade
, University of Chicago Press.

Work in Progress

"Offshoring and Innovation" (with Teresa Fort, Wolfgang Keller, Peter Schott and Nikolas Zolas).


Teaching Materials

 Study Guide with Worked Examples for use with International Economics, Worth Publishers, New York, NY, 2008.


Former Graduate Students

Yingyan Zhao                              Chair, 2019

Takaaki Itoga                               Chair, 2019

Zi Wang                                        Chair, 2016

Farid Farookhi                            Co-chair, 2016

Konstantin Kucheryavyy           Co-chair, 2015

Ahmad Lashkaripour                Co-chair, 2014

Felix Tintelnot                             Co-chair, 2013

Yauhen Kanasheuski                 Committee, 2020

Hamid Firooz                              Committee, 2019

Hamed Atrianfar                        Committee, 2019

Chung Han Yang                        Committee, 2019

Meghna Brahmachari               Committee, 2019

Jianpeng Deng                            Committee, 2018

Konstantin Egorov                      Committee, 2018

Yesheng Gao                               Committee, 2016

Alexander Fakos                         Committee, 2015

Yelena Sheveleva                        Committee, 2014

James Key                                     Committee, 2013

Gary Lyn                                       Committee, 2012

Alonso Alfaro-Urena                   Committee, 2011

Hayn Ma Nyugen                         Committee, 2011

Will Olney                                      Committee, 2010

Alex Tarasov                                 Committee, 2009


Current Graduate Students

Armela Mancellari                        Chair

Paul Ko                                           Committee