Hefeker, Carsten; Neugart, Michael - 2009
• Philipps University Marburg • Faculty of Business Administration &
Economics • Universitätsstr. 24, D-35032 Marburg
Tel: ++49 …
Joint Discussion Paper
Series in Economics
by the Universities of
Aachen · Gießen · Göttingen
Kassel · Marburg … System
Carsten Hefeker
University of Siegen, Department of Economics
Hoelderlinstrasse 3, 57068 Siegen, Germany …