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...

Research into common pool resources from the field and in the laboratory has provided a series of insights for the successful management of such resources. The consequences of action and inaction in managing common pool resources are often most strongly felt (gains or losses) by local people....