2012-11-07 – Working Paper 06/2012 by Manuel Kallweit and Anabell Kohlmeier (Download)
2012-11-07 – Working Paper 04/2012 by Bernd Fitzenberger (Download)
2011-05-18 – Working Paper 03/2011 by Martin Werding (Download)
2010-01-22 – Working Paper 01/2010 by Christian Lumpe and Benjamin Weigert (Download)
2009-09-29 – Working Paper 03/2009 by Tilman Brück and Heiko Peters (Download)
2009-07-20 – Working Paper 02/2009 by Malte Hübner (Download)