@unpublished{publication-16485, author={Pycia, Marek and {\"U}nver, M Utku and Pycia, Marek G}, doi={10.2139/ssrn.1899344}, institution={University of Zurich}, issn={1556-5068}, number=1899344, pages=13, series={SSRN}, title={Trading cycles for school choice}, year=2011, }