Efficient Estimation Methods for "Closed-Ended" Contingent Valuation Surveys

Handling Protest Responses in Contingent Valuation Surveys.

OBJECTIVES Protest responses, whereby respondents refuse to state the value they place on the health gain, are commonly encountered in contingent valuation (CV) studies, and they tend to be excluded from analyses. Such an approach will be biased if protesters differ from non-protesters on characteristics that predict their responses. The Heckman selection model has been commonly used to adjust ...

-celear"gand Contingent Valuation Methods

Controlling Starting-point Bias in Double-bounded Contingent Valuation Surveys Controlling Starting-point Bias in Double-bounded Contingent Valuation Surveys

In this paper, we study starting point bias in double-bounded contingent valuation surveys. This phenomenon arises in applications that use multiple valuation questions. Indeed, response to follow-up valuation questions may be influenced by the bid proposed in the initial valuation question. Previous researches have been conducted in order to control for such an effect. However, they find that ...

Testing the Internal Consistency of Contingent Valuation Surveys

Contingent Valuation

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