Benefit transfer is increasingly being used by decision makers as a way of estimating environmental values suitable for use in benefit cost analysis. However, recent studies examining the validity of benefit transfer of passive use values estimated using contingent valuation have rejected the...

1. Introduction -- 2. The ecosystem services approach to natural resource management -- 3. Policy appraisal perspectives and socio-economic appraisal approaches -- 4. The ecosystem services approach : valuation of multi-functional wetlands -- 5. Economic valuation of wetland ecosystem services...