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Sinopsis de ECONOMICS OF SMALL AND SHARECROPPER FARMS UNDER RISK IN THE SERTAO OF NORTHEASTERN BRAZIL
AbstractThe purpose of this study was to improve the understanding of the economic relationships between landowner and sharecropper in the semiarid region of Northeastern Brazil The specific objectives were for small and sharecropper farms to determine a the risk associated with different enterprise combinations b an efficient set of farm plans for three different farm sizes which minimize income variance for given levels of expected income c the effects of changes in sharecropping conditions dropping cotton production changes in cotton prices and reductions in credit availability on employment enterprise combinations output incomes and riskThe municipios counties of Caico and Florania in the State of Rio Grande do Norte were selected as the study area because of their representative characteristics of the semiarid region Most of the primary data used were taken from a random sample of farms conducted in 19737974 by the SUDENEWorld Bank ProjectLinear and quadratic programming models were used to estimate minimum risk income variance for given levels of income for each farm size and for the sharecropper unit The programming models accounted for major relationships between sharecroppers and landowners such as production activities on owneroperated and sharecropped parts of the farm sharecroppers share of production market margin on sharecroppersproduction sharecropper labor sujeicão labor and sharecropper consumption A sharecropper submodel was developed and its optimized results were introduced as activities in the medium and large farm models The basic assumption underlying the models was that the sharecropper has some decisionmaking power within the framework of the sharecropper contractThe major result of the study was that opportunities for increasing incomes and reducing risks by reallocating existing resources are very limited Thus there is a need for major research efforts to develop new opportunities Dissertation Discovery Company and University of Flo
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