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First Author:
 
João Amaro de Matos
School of Economics, Universidade Nova de Lisboa
amatos@fe.unl.pt
 
Rua Marquês de Fronteira, 20
Lisbon, 1099-038, Portugal
 
+351.21.382.6100(Phone)
+351.21.382.6100(Fax)
http://www.fe.unl.pt/~amatos

Second Author:

Paula Antão
School of Economics, Universidade Nova de Lisboa
pantao@fe.unl.pt