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Berlin; Leipzig: Hentrich & Hentrich, 2020
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Berlin; Leipzig: Hentrich & Hentrich, [2020]
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Berlin: Metropol-Verlag, 2015
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Bonn: Pahl-Rugenstein, c 2007
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Boppard am Rhein: Boldt, 1991
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Wien; Köln; Weimar: Böhlau, [2008]
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Hamburg: VSA: Verlag, [2023]
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München: Oldenbourg, 1998
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Opladen: Leske und Budrich, 1996
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Düsseldorf: Econ, [1996]
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Berlin: Akademie-Verl., 1994
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Linz: Oberösterreichisches Landesarchiv, 2010
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Wiesbaden: Marixverlag, [2005]
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Berlin: Akademie Verlag, 2018
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London: Centre for Research and Analysis of Migration, Department of Economics, University College London, [2021]
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[S.l.]: SSRN, [2021]
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Bonn, Germany: IZA - Institute of Labor Economics, February 2021
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Munich, Germany: CESifo, Center for Economic Studies & Ifo Institute, February 2021