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Francisco Venegas-martínez
Instituto Politécnico Nacional. México
 
,
 
fvenegas1111@yahoo.com.mx
 
 
 
 
 
 
JEL Areas:
E3 : Prices, Business Fluctuations, and Cycles: General (includes Measurement and Data)
G1 : General Financial Markets: General (includes Measurement and Data)