University of California, Berkeley and University of California, Berkeley

University of Houston - Department of Economics, University of California, Berkeley, University of California, Berkeley, University of Pennsylvania - Business & Public Policy Department, University of Naples Federico II, Bridgewater State College, Oklahoma State University - Stillwater - Department of Economics & Legal Studies in Business, University of Montreal, Williams College, University of Arizona - School of Planning, University of Idaho, University of Kent, Canterbury, University of Quebec at Montreal, Bowdoin College - Department of Economics, University of British Columbia (UBC) - Institute of Asian Research and University of Southern Maine