@article{Hsieh2006,
	title = {The effects of generalized school choice on achievement and stratification: Evidence from Chile's voucher program},
	author = {Chang-Tai Hsieh and Miguel Urquiola},
	journal = {Journal of Public Economics},
	month = {Sep},
	number = {8-9},
	pages = {1477--1503},
	url = {http://www.sciencedirect.com/science/article/B6V76-4J2KT82-1/1/12d57d97a30132749a359df18e46891c},
	volume = {90},
	year = {2006},
	biburl = {http://www.bibsonomy.org/bibtex/2a31714adabd390e7b2b2f453a0340a84/smicha},
	keywords = {Generalized choice school }
}