There is no clear definition of participatory economic valuation methods.
 wo common features can be identified:  a  concern  with  reflecting  stakeholders’  own  perceptions, references  and  categories  of  value, and efforts to ensure that ecosystem service users and beneficiaries are directly involved in the valuation process. This p rofile focuses specifically on methods which aim to come up with estimates of the economic value of ecosystem services using participatory techniques.  
