Career
University of California, Berkeley:
Professor, 1993-2000
Associate Professor, 1990-1993
Acting Associate Professor, 1988-1990
Assistant Professor, Princeton University, 1985-1988
Visiting Professor, Stanford University, Fall Quarter, 1995
Visiting Associate Professor, Stanford University, Spring Quarter, 1993
Visiting Assistant Professor, Massachusetts Institute of Technology, 1988
Visiting Scholar, National Bureau of Economic Research, 1987-1988