author = { Mizala, Alejandra National Bureau of Economic Research Urquiola, Miguel },

title = { School Markets The Impact of Information Approximating Schools' Effectiveness },

publisher = {National Bureau of Economic Research},

year = {November 2007},

booktitle = {NBER working paper series ; no. w13676},

address = { Cambridge, Mass },

url = { http://slubdd.de/katalog?TN_libero_mab2 }