1. School of Biological SciencesThe University of Queensland Brisbane QLD 4068 Australia
2. ARC Centre of Excellence for Environmental DecisionsThe University of Queensland Brisbane QLD 4068 Australia
3. Land, Environment, Economics and Policy InstituteThe University of Exeter Exeter U.K.
4. Department of Environmental Studies and SciencesSanta Clara University Santa Clara CA 95053 U.S.A.
5. UWA School of Agriculture and Environment (Agricultural and Resource Economics)University of Western Australia Perth WA Australia