University of Chicago, Brown University, University of California, Santa Barbara (UCSB), Mathematica, Rhodium Group, International Institute for Applied Systems Analysis (IIASA), Rhodium Group, University of Chicago - Department of Economics, Rhodium Group, University of California, Berkeley, University of Illinois Urbana-Champaign -- Department of Agricultural and Consumer Economics, Harris Public Policy, University of Chicago, Rutgers, The State University of New Jersey - New Brunswick/Piscataway, Rhodium Group, Rhodium Group, University of Chicago - Department of Economics, Brown University, University of Delaware and Fudan University