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		| Samir  Amine | 
	
		| University of Quebec en Outaouais and CIRANO Montréal Canada | 
	
		| samir.amine@uqo.ca | 
	
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		| 283 boul. Alexandre-Taché, C.P. 1250, | 
	
		| Gatineau, J8X 3X7, Canada | 
	
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		| 819-5959-3900 ext 1963(Phone) | 
	
		| 819-5959-3900 ext 1963(Fax) | 
	
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		| Pedro  Lages dos santos | 
	
		| University of Le Havre | 
	
		| pedro.lages@univ-lehavre.fr | 
	
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		| Sylvain  Baumann | 
	
		| University of Le Havre | 
	
		| sylvain.baumann@univ-lehavre.fr | 
	
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		| Fabrice  Valognes | 
	
		| University of Caen | 
	
		| fabrice.valognes@unicaen.fr | 
	
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