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First Author:
 
Clemens Puppe
University of Bonn
clemens.puppe@econ3.uni-bonn.de
 
Department of Economics, University of Bonn, Adenauerallee 24-42
Bonn, D - 53113, Germany
 
+49 228 735747(Phone)
+49 228 735747(Fax)

Second Author:

Rudolf Kerschbamer
University of Vienna
rudolf.kerschbamer@univie.ac.at
 
Department of Economics, University of Vienna, Hohenstaufengasse 9
Vienna, A - 1010, Austria
 
+43 1 4277-37429(Phone)
+43 1 4277-9374(Fax)