All Rights Reserved
AccessEcon LLC 2006, 2008.
Powered by MinhViet JSC
ralph lauren polo

 





Baaziz Rahma
Faculty of Economics and Management, University of Sfax, Tunisia
 
,
 
rahmabaaziz@yahoo.fr
 
 
 
 
 
 
JEL Areas:
Q2 : Renewable Resources and Conservation: General
Q3 : Nonrenewable Resources and Conservation: General