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First Author:
 
Sergio De Nardis
Nomisma
sergio.denardis@nomisma.it
 
 
 
 

Second Author:

Marco Ventura
ISTAT, Italian National Institute of Statistics
mventura@istat.it
 
P.zza Indipendenza 4
Rome, 00185, Italy
 
+39064673 3665(Phone)
+3906233232 419(Fax)