@book{351668,
	author = {Cordova, Amado;Price, Carter C.;Saltzman, Evan},
	title = {A Two-Step Procedure to Estimate Participation and Premiums in Multistate Health Plans},
	publisher = {RAND Corporation},
	year = {2013},
	url = {http://www.jstor.org/stable/10.7249/j.ctt5hhsq0}
}