Regular
- Professor, Economics and Planning Unit, Indian Statistical Institute – Delhi Centre, 1995-2016
- Head of Delhi Centre, Indian Statistical Institute, 2012-2015
- Professor, Indiana University – Bloomington, 1987-1995
- Professor, University of Wisconsin-Milwaukee, 1984-1987
- Associate Professor, University of Wisconsin-Milwaukee, 1981-1984
- Assistant Professor, University of Wisconsin-Milwaukee, 1978-1981
Visiting/Courtesy
- University of South Florida, 2020-Present
- University of Illinois at Urbana-Champaign, 2015-2018
- Utkal University, India, January-March 2011
- Xavier Institute of Management, India, January-March 2010
- Universidad Carlos III de Madrid, Spain, June 2009
- City University of Hong Kong, Hong Kong, January -May 2008
- Universidad Carlos III de Madrid, Spain, July 2007
- Kobe University, Japan, January-March 2006
- Southern Methodist University, Spring 2003University of Constant, Germany, June 2002
- CORE AND IRES, Catholic University of Louvain, Belgium, June-July 2001
- University of Copenhagen, Denmark, July 2000
- Kobe University, Japan, June-August 1998
- Indian Statistical Institute – Delhi Centre, September 1992-May 1993
- University of Wisconsin – Madison, Fall 1983-84
- Slippery Rock State College, Spring 1978