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[S.l.]: SSRN, [2011]
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[S.l.]: SSRN, [2011]
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[S.l.]: SSRN, [2021]
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[S.l.]: SSRN, [2021]
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[S.l.]: SSRN, [2013]
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[S.l.]: SSRN, [2012]
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Bonn: Institute for the Study of Labor (IZA), 2012
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[S.l.]: SSRN, [2011]
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[S.l.]: SSRN, [2005]
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Bonn: Institute for the Study of Labor (IZA), 2005
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Bonn: Institute for the Study of Labor (IZA), 2003
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[S.l.]: SSRN, [2012]
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[S.l.]: SSRN, 2011
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Bonn: Institute for the Study of Labor (IZA), 2011
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[S.l.]: SSRN, [2010]
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[S.l.]: SSRN, [2008]
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Cambridge, Mass: National Bureau of Economic Research, May 2008
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[S.l.]: SSRN, [2021]
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[S.l.]: SSRN, 2010
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Bonn: Institute for the Study of Labor (IZA), 2011