@unpublished{publication-5652,
	author={De Giorgi, Enrico and Reimann, Stefan},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 183},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={The alpa-Beauty Contest: Choosing Numbers, Thinking Intervals},
	year=2004,
}