1. Department of Bioproducts & Biosystems Engineering, University of Minnesota, St. Paul, Minnesota 55108, United States
2. Department of Civil and Environmental Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States
3. Department of Engineering and Public Policy, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States
4. Department of Energy Resources Engineering, Stanford University, Stanford, California 94305, United States
5. Tepper School of Business, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States
6. Department of Chemical Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States
7. Department of Chemical Engineering, University of Patras, 265 04 Patras, Greece
8. Department of Applied Economics, University of Minnesota, St. Paul, Minnesota 55108, United States
9. Department of Economics, Brigham Young University, Provo, Utah 84602, United States
10. Department of Mechanical Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States
11. Department of Civil and Environmental Engineering, University of California, Berkeley, Berkeley, California 94720, United States
12. School of Public Health, University of California, Berkeley, Berkeley, California 94704, United States
13. Department of Civil and Environmental Engineering, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801, United States
14. Department of Civil and Environmental Engineering, University of Washington, Seattle, Washington 98195, United States