Using data from two Choice Experiment environmental valuation surveys we investigate several different ways of handling respondent uncertainty. In both surveys respondents are asked to state their certainty of choice after each single choice set. We evaluate three different recoding-of-answers...

We compare two methods of stated preference valuation techniques -dichotomous choice contingent valuation and choice experiments – to test for the prevalence of embedding. The test is based on a survey of willingness to pay for the preservation of heath areas in Denmark. Using only one outcome...

Considerable resources must be allocated for fulfilling the Habitat Directive and the question of optimal allocation is as important as it is difficult. In the present study, we estimate the expected species coverage of three non-probabilistic strategies: i) a maximum selected area strategy, ii)...

In a choice experiment we test income effects for different attributes and we test the effect of stated expected changes in future income on stated WTP. We find both present and future income to be significant determinants of stated WTP when included in the same model. We also find that the less...

In general most nature-based recreational goods and benefits are considered positive externalities of production, as they are usually not subject to trade. So far, a low degree of rivalry among most user groups and legally defined rights has secured these benefits as almost a public good. Yet,...

Norway is considering a national afforestation program for greenhouse gas (GHG) sequestration on recently abandoned semi-natural pastureland. However, the program may have negative impacts on landscape aesthetics and biodiversity. We conducted a national choice experiment survey to estimate...