This major reference work--the first of its kind--provides a comprehensive and authoritative introduction to the large and growing literature on contingent valuation. It includes entries on over 7,500 contingent valuation papers and studies from over 130 countries covering both the published and...

Value estimates for environmental goods can be obtained by either estimating preference parameters as revealed through behavior related to some aspect of the amenity or using stated information concerning preferences for the good. In the environmental economics literature the stated preference...