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First Author:
 
Vladimir Ponczek
São Paulo School of Economics, FGV
vladimir.ponczek@fgv.br
 
Rua Itapeva, 474 12 andar
São Paulo, 01332000, Brazil
 
+55-11-37993570(Phone)
+55-11-37993570(Fax)

Second Author:

Enlinson Mattos
São Paulo School of Economics, FGV
Enlinson.mattos@fgv.br
 
 
 
 

Third Author:

Paulo Arvate
São Paulo Business School, FGV
Paulo.Arvate@fgv.br