@unpublished{publication-12294,
	author={Crawford, Gregory S and Shcherbakov, Oleksandr and Shum, Matthew},
	institution={University of Zurich},
	issn={1664-7041},
	number=202,
	pages=40,
	series={Working paper series / Department of Economics},
	title={The welfare effects of endogenous quality choice in cable television markets},
	year=2015,
}