| 1977 | Ph.D., Cornell University |
| 1977 | Assistant Professor, Department of Economics, University of British Columbia |
| 1980 | Associate Professor, Tsukuba University |
| 1984 | Visiting Associate Professor, Queen's University, Canada |
| 1988 | Associate Professor, The University of Tokyo |
| 1992 | Professor, Graduate School of Economics, The University of Tokyo |
| 2004-2011 | Professor, Graduate School of Public Policy and Graduate School of Economics, the University of Tokyo |
| 2008 | Dean, Graduate School of Public Policy, the University of Tokyo |
| 2010 | Visiting Professor, GRIPS |
| 2011- | Executive Advisor to the President; Professor, GRIPS |