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Chichester, West Sussex [u.a.]: Wiley-Blackwell, 2011
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2019
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München: ifo Institut – Leibniz-Institut für Wirtschaftsforschung an der Universität München, 2019
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SAGE Publications, 2011
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SAGE Publications, 2011
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SAGE Publications, 2008
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SAGE Publications, 2007
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Informa UK Limited, 2006
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Wiley, 2006
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SAGE Publications, 2001
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SAGE Publications, 2001
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SAGE Publications, 2001
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SAGE Publications, 1994
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Wiley, 1993
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SAGE Publications, 1987
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SAGE Publications, 2012
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American Educational Research Association (AERA), 2009
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Informa UK Limited, 2010
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JSTOR, 1994
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Informa UK Limited, 2009