[1] Univ Amsterdam, Inst Biodivers & Ecosyst Dynam, POB 94248, NL-1090 GE Amsterdam, Netherlands
[2] Vrije Univ Amsterdam, Inst Environm Studies, Amsterdam, Netherlands
[3] Univ Waterloo, Dept Econ, Waterloo, ON, Canada
[4] Swiss Fed Inst Aquat Sci & Technol Eawag, Zurich, Switzerland
[5] Univ Maastricht, Maastricht, Netherlands
[6] Wageningen Univ & Res Ctr, Water Syst & Global Change, Wageningen, Netherlands