Career He served as an assistant professor at Columbia University before he moved to the University of Chicago, in 1973. He has been a dissertation advisor for over 70 students, including Carolyn Heinrich, George Borjas, Stephen Cameron, Mark Rosenzweig, and Russ Roberts.
Career He served as an assistant professor at Columbia University before he moved to the University of Chicago, in 1973. He has been a dissertation advisor for over 70 students including Carolyn Heinrich, George Borjas, Stephen Cameron, Mark Rosenzweig and Russ Roberts.