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First Author:
 
Silvia London
Universidad Nacional del Sur - Argentina - CONICET
slondon@uns.edu.ar
 
12 de octubre 1198, departamento de economía, 7 piso
Bahia Blanca, 8000, Argentina
 
542914595138(Phone)
542914595138(Fax)

Second Author:

Wiston Adrian Risso
University of Sienna, Italy.
risso@unisi.it
 
 
 
 

Third Author:

Juan Gabriel Brida
School of Economics and Management, Free University of Bolzano Italy
JuanGabriel.Brida@unibz.it