@unpublished{publication-5471,
	author={Falk, Armin and Zehnder, Christian},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 318},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={Discrimination and In-group Favoritism in a Citywide Trust Experiment},
	year=2007,
}