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The contingent valuation method (CVM) uses surveys of expressed preferences to evaluate willingness to pay for (generally) non-market, environmental goods. This approach gives the method theoretical applicability to an extensive range of use and passive-use values associated with such goods. However, recent years have seen the method come under sustained empirical and theoretical attack by critics...
To quantify the economic benefits of the Monteverde Cloud Forest Preserve and to test the contingent valuation method in a third world setting, a contingent valuation survey was designed with five experimental treatments. These determined an overall expected value per visitor; determined and compared two ways of eliciting value, single versus annual lump-sum payments; and compared average values of...
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