Associate Professor
Graduate School of Public Policy
University of Tokyo


April 2015, NBER Working Paper #21070, accepted for publication in American Economic Journal: Macroeconomics
  • [Dataset] Updated and expanded version of datasets accompanying NBER WP #18498
Value-Added Exchange Rates, with Robert C. Johnson 
October 2012, NBER Working Paper #18498
  • [Dataset] Contains Value-Added REER series for 1970-2009
  • [VOX blog summary]
November 2007
Income-Induced Expenditure Switching, with Julian di Giovanni
American Economic Review, 2016, 106(12) [Appendix] [VOX blog summary]

Intermediate Inputs, External Rebalancing and Relative Price Adjustment
Journal of International Economics, 2014, 94(2)
The Great Trade Collapse, with Robert C. Johnson and Kei-Mu Yi
Annual Review of Economics, 2013, 5(1)
Vertical Linkages and the Collapse of Global Trade, with Robert C. Johnson and Kei-Mu Yi
American Economic Review: Papers and Proceedings, 2011, 101(3)
Journal of International Economics, 2011, 84(1) [earlier WP version]
IMF Economic Review, 2010, 58(2)
Review of Economic Dynamics, 2008, 11(4)
Journal for Money and Banking, 2008, 57(11) [earlier WP version]
US Imbalances: The Role of Technology and Policy, with Luca Dedola and Frank Smets
Journal of International Money and Finance, 2007, 26(4)
Review of Economic Dynamics, 2006, 9(1)