| Affiliation: | 1. Department of Environmental Science, Policy &2. Management , University of California , 2124 McKinley Ave #6, Berkeley, California, 94703, USA;3. Institute for Communication Technology Management, Marshall School of Business , University of Southern California , Citigroup Center, 444 S. Flower Street, Suite 1001-D, Los Angeles, California, 90089-8204, USA;4. Political Economy &5. Public Policy, Department of Economics , University of Southern California , Los Angeles, California, 90089, USA |
