@unpublished{publication-5564,
	author={Frey, Bruno S},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 253},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={What Values Should Count in the Arts? The Tension between Economic Effects and Cultural Value},
	year=2005,
}