Paris: Organisation for Economic Co-operation and Development, 1992

Munich, Germany: CESifo, Center for Economic Studies & Ifo Institute, January 2021

Mannheim: Zentrum für Europäische Wirtschaftsforschung (ZEW), 2012

Augsburg: Universität Augsburg, Institut für Volkswirtschaftslehre, 1999

Munich: Center for Economic Studies and Ifo Institute (CESifo), 2021

Zurich: ETH Zurich, CER-ETH - Center of Economic Research, 2008

Amsterdam and Rotterdam: Tinbergen Institute, 2008

Munich: Center for Economic Studies and ifo Institute (CESifo), 2010

Amsterdam, The Netherlands: Tinbergen Institute, [2021]

2003

2003

Mannheim: ZEW, 2012

[S.l.]: SSRN, 2004

Paris: OECD Publishing, 2004

Linz: Johannes Kepler University of Linz, Department of Economics, 2003

[S.l.]: SSRN, 2007

[S.l.]: SSRN, 2007

[S.l.]: SSRN, 2003

Paris: OECD Publishing, 2002

[S.l.]: SSRN, [2021]