This paper establishes a new method for eliciting Willingness to Pay (WTP) in contingent valuation (CV) studies with an open-ended elicitation format: the Range-WTP method. In contrast to the traditional approach for eliciting Point-WTP, Range-WTP explicitly allows for preference uncertainty in...

Altruistic preferences of various forms may cause difficulties in welfare economics. In the valuation of public goods, such preferences are believed to help explain the substantial non-use values found in many stated preference (SP) valuation surveys. However, studies analysing the effect of...

Die Arbeit untersucht in drei experimentellen Studien mit induzierten Präferenzen, wie präzise Contingent Valuation, Discrete Choice- und Conjoint Analyse unter verschiedenen Bedingungen die Zahlungsbereitschaften für Umweltgüter erfassen. Die Studienergebnisse bieten Orientierung bei der...