contingent valuation papers with 120 observations to conduct the first meta-analysis of the ecosystem service values provided by …

generally) and valuation methods, we show that the degree of regularity and conformity with theory and empirical expectations is … higher for the more homogenous dataset of contingent valuation of endangered species. For example, we find that willingness … increases with income. Increasing the degree of heterogeneity in the valuation data, however, preserves much of the regularity …

Meta-analysis has increasingly been used to synthesise the environmental valuation literature, but only a few test the … valuation studies across countries are a potentially powerful tool for benefit transfer, especially for environmental goods … that even under conditions of homogeneity in valuation methods, cultural and institutional conditions across countries, and …

improvement in water quality services. To this end, a Tobit model is estimated by conducting a contingent valuation survey about …

-marketed goods and services, contingent valuation is applied intensively in order to provide the policy makers and the society … valuation survey. …

valuation survey using Stata. The use of the commands singleb and doubleb is illustrated. …

In many empirical contingent valuation studies one finds that household size, i.e. the number of household members, is … larger families can afford only smaller willingness to pay statements in contingent valuation surveys than smaller families … realization of an environmental project is made dependent on the outcome of a contingent valuation study. This paper shows how the …