Institution: | 1. Department of Computer Science, University of Chicago, Chicago, IL 60637, USA;2. School of Business, Rutgers University, Camden, NJ 08102, USA;3. Department of Industrial Engineering, State University of New York at Buffalo, Buffalo, NY 14260, USA;4. Drug Policy Research Center, RAND, Santa Monica, CA 90407, USA;5. Heinz School of Public Policy and Management, Carnegie Mellon University, Pittsburgh, PA 15213, USA |