Biodiversity is an important environmental public good. However, the literature suggests that it is not clear how its economic value should be estimated; there is no established framework for doing this. This paper summarises concepts of biodiversity value from the ecological and economic...

From a theoretical point of view, result-based agri-environmental payments are clearly preferable to action-based payments. However, they suffer from two major practical disadvantages: costs of measuring the results and payment uncertainty for the participating farmers. In this paper, we propose...

Existence value has been argued to be a significant part of the total economic value of some ecosystems. However, its compatibility with the welfare economic foundations of economic valuation is very limited - it is difficult to logically conceive of changes in existence. Moreover, when applied...