@conference {4324,
	title = {Citizenship and the Social Integration of Immigrants: Evidence from Germany{\textquoteright}s Immigration Reforms},
	booktitle = {Beitr{\"a}ge zur Jahrestagung des Vereins f{\"u}r Socialpolit},
	year = {2015},
	url = {https://www.econstor.eu/handle/10419/113184},
	author = {Keller, Nicolas and Gathmann, Christina and Monscheuer, Ole}
}
