Uniform payments are often made to farmers for providing environmental goods (e.g. wetland or semi-natural landscape) on arable land. Assuming hidden information on farmers' costs of converting land for environmental purposes, this paper investigates under what conditions a uniform policy...

The values of nitrogen abatement through measures involving investment in wetlands, sewage treatment plants and agriculture are calculated and compared. The analytical results show that the marginal value of investment in wetlands, including current and future utility, is likely to exceed that...