@unpublished{publication-5654,
	author={Loertscher, Aleksander and Berentsen, Esther and Bruegger, Simon},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 182},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={Heterogeneity, Local Information, and Global Interaction},
	year=2004,
}