· The Applied Econometrics Professor and Professor of Economics, Stanford University2012–
· Professor of Economics, University of California, Berkeley2002–2007
· Professor of Economics, University of California, Los Angeles1997–2001
· Ph.D. in Economics, Brown University1991–
· Professor of Economics, Harvard University1990–1997
· A.M. in Economics, Brown University1989–
· Professor, Tilburg University1989–1990
· M.Sc. in Economics and Econometrics, University of Hull1986–
· BA in Econometrics, Erasmus University Rotterdam1983–