The production of ethanol and sugar from sugar cane has sharply increased for the last 20 years. If there are overall incentives to substitute the consumption of fossil fuels by biofuels, the increase of production and the expansion of new cultivated areas of sugar cane have eventually an impact...

La industria tradicionalmente ha mostrado una alta concentracion en Brasil, pero una tendencia hacia la desconcentracion se manifesto a partir de 1970. En este trabajo se presenta una medida de competitividad para diferentes regiones. Se analizan una serie de datos sobre manufacturas para las...