@unpublished{publication-5339,
	author={Bruhin, Adrian and Fehr-Duda, Helga and Epper, Thomas},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 414},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={Risk and Rationality: Uncovering Heterogeneity in Probability Distortion},
	year=2009,
}