1. Department of Agricultural Economics and Rural Development, Georg-August-University Göttingen, Göttingen, Germany
2. Centre for Global Food and Resources, University of Adelaide, Adelaide, Australia
3. School of Economics and Public Policy, University of Adelaide, Adelaide, Australia
4. Murray-Darling Basin Authority, Canberra, Australia
5. School of Biological Sciences, University of Adelaide, Adelaide, Australia
6. Department of Climate Change, Energy, the Environment and Water, Canberra, Australia