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First Author:
 
Sergio Da Silva
Graduate Program in Economics, Federal University of Santa Catarina
professorsergiodasilva@gmail.com
 
 
 
 

Second Author:

Marcia L. Zindel
Department of Production Engineering, University of Brasilia
marcialongen@hotmail.com
 
 
 
 

Third Author:

Emilio Menezes
Department of Production Engineering, Federal University of Santa Catarina
emilio@eps.ufsc.br
 
 
 
 

Fourth Author:

Raul Matsushita
Department of Statistics, University of Brasilia
raulmta@unb.br