Existence value has been argued to be a significant part of the total economic value of some ecosystems. However, its … changes in existence. Moreover, when applied to biodiversity, the concept of existence value gives rise to an instance of a … biodiversity cannot have existence value; yet the results of empirical studies suggest that people in stated preference studies can …

Existence value has been argued to be a significant part of the total economic value of some ecosystems. However, its … changes in existence. Moreover, when applied to biodiversity, the concept of existence value gives rise to an instance of a … biodiversity cannot have existence value; yet the results of empirical studies suggest that people in stated preference studies can …

-sea ecosystems. The experiment focused on the elicitation of economic values for two aspects of biodiversity: (i) the existence value …

existence value for deep-sea species and (ii) the option value of deep-sea organisms as a source for future medicinal products. …