A multiperiod regional-national recursive system is formulated to model the interrelationships between agricultural production, resource use, and the environment, in a region nested within a national market. The system consists of three main components: a linear programming model of a region; an...

For the period of analysis, 1982 through 1987, the impacts on agriculture that result from increasing natural gas prices are examined. Two types of models are used in the analysis -- econometric and linear programming. These models are linked together so that a short-run multi-period analysis...

Several past studies used time series data to estimate price elasticities of demand for fertilizer or nutrient use on all crops in the United States or by region. In this study, demand functions for nitrogen, phosphorous and potassium applied per acre of corn, wheat and soybeans in the United...