@unpublished{publication-5459,
	author={Bruhin, Adrian and Fehr-Duda, Helga and Epper, Thomas},
	institution={University of Zurich},
	number={No. 705},
	series={Working paper series / Socioeconomic Institute},
	title={Risk and Rationality: Uncovering Heterogeneity in Probability Distortion},
	year=2007,
}