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Tarek Bel Hadj
Faculty of Management and Economics of Sfax
 
belhaj.tarek@Laposte.net
Sfax, Sfax 3072
Tunisia
 
belhaj.tarek@Laposte.net
 
 
 
 
 
 
JEL Areas:
A : General Economics and Teaching
A1 : General Economics: General