Labour values and prices of production in sraffian economic systems with an agricultural...

Management of solid urban waste collection: structuring and application of a non-linear...

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Price transmission in the hydrous ethanol market

Economic efficiency of water and sewer treatment in Brazil: a stochastic cost frontier...

Determinants of technical efficiency in Brazilian sugarcane agroindustry: a stochastic...

Brazilian market influence in cattle price formation in Paraguay

Diversification of activities for agricultural risk management

An assessment of potential effects of regional agreements between Brazil and the...

Income distribution and poverty in the agriculture of the Paraná State 1970/80