5Wagner, O. Ward. Urbanization and Migration in Brazil [ J ] A- merican Journal of Economics and Sociology, Vol. 39, No. 3 1980, (7).
6Eduardo Lora and Gustavo M6rquezl The Employment Problem in Latin America: Perceptions and Stylized Facts [ R]. Inter - A- merican Development Bank Office of the Chief Economist Work- ing Paper 371 ,PP. 9.
7Carolin A. Carbbe. A Quarter Century of Pension Reform in Lat- in America and the Caribbean:Lessons Learned and Next Steps [ R 1. Inter - American Development Bank,2005, p219.
8Fajnzylber et al. Inequality and law [J]. Journal of Law and E- conomics, vol. XLV. http ://siteresources. worldbank, org,/DEC/ Resources/Crime&Inequality. pdf. ,2002, (4).
