@unpublished{publication-11464,
	author={Beerli, Andreas and Indergand, Ronald},
	institution={University of Zurich},
	issn={1664-7041},
	number=182,
	pages=49,
	series={Working paper series / Department of Economics},
	title={Which factors drive the skill-mix of migrants in the long-run?},
	year=2014,
}