@book{32497,
	author = {Horowitz, Joel L.},
	title = {Semiparametric and nonparametric methods in econometrics},
	publisher = {Springer,},
	year = {2009},
	series = {Springer series in Statistics},
	address = {Heidelberg:},
	note = {"Purchased under NBHM grant for the year 2011-2012"}
}