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Professor of Economics

B.A.,  Keio University, 2005.
M.A., University of Tokyo, 2007.

PhD., Northwestern University, 2011. 


The goal of my research is to study individual decision making. My main focus is in decision theory, developing mathematical models of decision making that account for some of the behavioral regularities documented in experimental economics and psychology.

I am currently working on the application of decision theory to empirical studies, especially discrete choice analysis. Click here to read my full profile.

News (Feb 12, 2023)

  • I finished the first draft of "Axiomatization of Random Utility Model with Unobservable Alternatives" (joint with Haruki Kono and Alec Sandroni)  Alec Sandroni worked for me through SURF projects when he was freshman. 
  • The paper "Approximate Expected Utility Rationalization" (joint with Federico Echenique and Taisuke Imai) was conditionally accepted in Journal of the European Economic Association.
  • I also finished "Mixed Logit and Pure Characteristics Models" (joint with Jay Lu) . Jay Lu presented the paper at ASSA 2022 meeting.
  •  I also finished  "Approximating Choice Data by Discrete Choice Models" (joint with Haoge Chang, and Yusuke Narita).  Yusuke presented the paper at Brown and Yale lunch seminar. I presented  the paper ASSA 2022 meeting and 40th Australian Economic Theory conference.
  • I am finishing  "Does Harold Zurcher Have Time Separable
    (joint with  Jay Lu, Yao Luo, and Yi Xin)  Yi presented the paper at several places including UC Berkeley and Georgetown
  • I am looking for RA. Please take a look at RA & SURF opportunity page for the detail. I explained my projects.