@inproceedings{inproceedingsc9db1e45,
title   = {Productive efficiency across regions in Brazil: a spatial stochastic frontier analysis},
author = {Schettini, Daniela and Igliori, Danilo Camargo and Azzoni, Carlos Roberto},
year = {2007},
publisher = {ERSA},
booktitle   = {Congress of the European Regional Science Association}
}