1. Department of Economics, Federal University of Sergipe, São Cristóvão, Brazil
2. Department of Economics, Federal University of Bahia, Salvador, Brazil
3. Department at Superintendence of Economic and Social Studies of Bahia, Salvador, Brazil
4. Department of Applied Social Sciences, State University of Feira de Santana, Feira de Santana, Brazil
5. Department of Economic Studies, Instituto Jones dos Santos Neves (IJSN), Vitória, Brazil
6. Department of Integration and Special Projects, Instituto Jones dos Santos Neves (IJSN), Vitória, Brazil