Conservation programs have increased significantly, as has the evaluation of their impacts. However, the evaluation of their potential impacts beyond program borders has been scarce. Such spillovers…

This paper uses a bio-economic model to analyze wildlife conservation in two habitats adjacent to a national park by two types of communities in Zimbabwe. One community is made up of peasant farmers…

The rapid growth of aquaculture affects wild fisheries in several ways. We present a bioeconomic model of the interaction between a commercial wild fishery and capture‐based aquaculture that depends…

Stated preference approaches, such as contingent valuation, focus mainly on the estimation of the mean or median willingness to pay (WTP) for an environmental good. Nevertheless, these two welfare…

The adoption of good practices for the economic valuation of environmental services (ES) has strong implications in the evaluation and design of a Payment for Environmental Services program. People’s…

Most evaluations of the effectiveness of PAs have relied on indirect estimates based on comparisons between protected and unprotected areas. Such methods can be biased when protection is not randomly…

El manejo de recursos naturales y los servicios ecosistémicos frecuentemente involucran agentes que son afectados asimétricamente por las decisiones que se toman. Por ejemplo, los usuarios de un…

This IPBES methodological assessment of scenarios and models of biodiversity and ecosystem services has been carried out by experts from all regions of the world, who have performed an in-depth…

This report provides findings based on the Costa Rican experiences that are beneficial for countries around the world implementing Payment for Ecosystem Services (PES) schemes. In this report, it is…

This paper seeks to examine how communities value a variety of dryland environmental amenities provided by the Kgalagadi Transfontier Park where there is an interest in limiting their access, both in…