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		| First Author:
 
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		| Alfonso  Miranda | 
	
		| Applied Economics Division, Center for Economic Research and Teaching (CIDE), Mexico | 
	
		| alfonso.miranda@cide.edu | 
	
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		| Circuito Tecnopolo 117 | 
	
		| Aguascalientes, 20313, Mexico | 
	
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		| 00524499945150(Phone) | 
	
		| 00524499945150(Fax) | 
	
		| https://scholar.google.com/citations?user=Vqv0WO0AAAAJ&hl=en | 
	
	
		| Second Author: 
 
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		| Maria  Benitez-Banegas | 
	
		| Independent consultant, Mexico. | 
	
		| ferma28.banegas@gmail.com | 
	
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		| Third Author: 
 
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		| Yahaira  Rodriguez-Martinez | 
	
		| Applied Economics Division, Center for Economic Research and Teaching (CIDE), Mexico | 
	
		| yahaira.rodriguez@cide.edu | 
	
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