@unpublished{publication-5223,
	author={Casari, Marco and Zhang, Jingjing and Jackson, Christine},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 504},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={Do groups fall prey to the winner's curse?},
	year=2010,
}