Guilherme Mendes Resende Institute for Applied Economic Research (IPEA/ Government of Brazil)   SBS - Quadra 1 - Bloco J - 3º andar - Ed. BNDES Brasilia, DF 70076-900 Brazil   guilherme.resende@ipea.gov.br             JEL Areas: R1 : General Regional Economics (includes Regional Data) O : Economic Development, Technological Change, and Growth