MAP20070021272Freeman, A. MyrickThe Measurement of environmental and resource values : theory and methods / A. Myrick Freeman. — Washington : Resources for the Future, cop. 1993XVIII, 516 p. ; 23 cmSumario: Resource evaluation and public policy -- Measuring values and benefits -- Defining and measuring welfare changes -- Models for indirect benefit estimation -- Nonuse values -- Hypothetical methods for direct and indirect valuation -- Aggregation of values across time -- Values in an uncertain world -- Environmental quality as a factor input -- Valuing longevity and health -- Property value models -- Hedonic wage models -- Recreational uses of natural resource systems -- Conclusions