A spatial optimization model was developed to analyze the impacts of structural changes in China’s consumption of wheat, corn, rice, and soybeans on its agricultural sector and world agricultural trade. The model included 16 exporting and importing countries and regions. China was divided into...

Each state's agricultural production diversification is measured for 1984 and 1988. Very little difference existed between the type of index used or the year computed. Linear regressions of the coefficient of variation of receipts on diversification measures implies diversification among states...

Individual farm financial data are collected in about two dozen states by colleges of agriculture, farm record associations and state vocational-technical school programs. A wide variety of methods are used by the various systems to calculate measures of profitability, making it difficult to...