1. Department of Environmental Earth System Science and Center on Food Security and the Environment, Stanford University, Stanford, CA 94305, USA.
2. Department of Economics, University of Hawaii at Manoa, Honolulu, HI 96822, USA.
3. School of International and Public Affairs, Columbia University, New York, NY 10027, USA.
4. Department of Agricultural and Resource Economics, North Carolina State University, Raleigh, NC 27695, USA.
5. Department of Mathematics, Office of the Provost, and Division of Academic Affairs, Tarleton State University, Stephenville, TX, USA.
6. The University of Queensland, Queensland Alliance For Agriculture and Food Innovation, Brisbane, Qld 4072, Australia.