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Paulo Sergio Ceretta
Federal University of Santa Maria
 
Av. Roraima, 1000
4303
Santa Maria, RS 97105900
Brasil
 
ceretta10@gmail.com
 
www.ufsm.edu.br
 
 
 
 
 
JEL Areas:
A2 : Economics Education and Teaching of Economics: General
I0 : Health, Education, and Welfare: General