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...

What do markets for voluntary climate protection imply about people's valuations of en- vironmental protection? I study this question in a large-scale field experiment (N=255,000) with a delivery service, where customers are offered carbon offsets that compensate for emissions. To estimate...