@unpublished{publication-5313,
	author={Goeree, Jacob K and Riedl, Arno and Ule, Aljaz},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 435},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={In Search of Stars: Network Formation among Heterogeneous Agents},
	year=2009,
}