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<br /> <br />Cr') <br />'.' <br />'.'J <br />~ <br />:) <br />,';J <br /> <br />Base run com~~ison <br />(~aiXi - ~alj) c/d <br /> <br />where <br /> <br />ai- net returns per acre by subarea crop and so11 assuming <br /> <br />the same net returns in the center areas and comers and <br /> <br />no cover cost. <br /> <br />Xi- number of acres by subarea crop and soil assuming comer. <br /> <br />acres require 1.0 acres of land per acre produced (comers <br /> <br />are cropped). <br /> <br />aj - ai <br />Xj- number of acres by subarea crop and soil assuming comer areas <br /> <br />are left in permanent cover (1.2 acres required per acre of. <br /> <br />crop) and also assUllling the same net returns in comer as in <br /> <br />the ~enter area and no corner costs. <br /> <br />Base run <br /> <br />((ai Xi <br /> <br />c"m~Mison <br />~ajXj) - net return difference (loss) between an LP <br />run with crop production in the comers and one <br /> <br />with permanent cover in the comers. <br /> <br />c - aggregate corner net returns assuming reduced net returns as <br /> <br />indicated through the budgets and an aggregate annual cost <br /> <br />for establishing and maintaining permanent cover in the comers. <br /> <br />d - aggregate comer net returns where center and comer net returns <br /> <br />are equal and no cover costs are assumed. <br /> <br />The information for c was obtained through the 1974 budgets while <br /> <br />the data for d were utilized in the original LP models. The ratio of <br /> <br />c/d for 1974 equalled .49. <br /> <br />- 4 - <br />