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		| Antonio  Ruiz-Porras  | 
	
	
		| Universidad de Guadalajara, CUCEA | 
	
	
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		| Universidad de Guadalajara, CUCEA | 
	
	
		| Periferico Norte 799 | 
	
	
		| Núcleo Universitario Los Belenes | 
	
	
		| Zapopan, Jalisco 45100 | 
	
	
		| Mexico | 
	
	
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		| starp2000@yahoo.com | 
	
	
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		JEL Areas: C : Mathematical and Quantitative Methods G : Financial Economics |