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		| Silvia  London | 
	
		| Universidad Nacional del Sur | 
	
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		| San Andres 800 | 
	
		| Campus Palihue | 
	
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		| Bahia Blanca, Buenos Aires 8000 | 
	
		| Argentina | 
	
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		| slondon@uns.edu.ar | 
	
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		| JEL Areas: F4 : Macroeconomic Aspects of International Trade and Finance: General
 O4 : Economic Growth and Aggregate Productivity: General
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