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...

Canadian agricultural trade promotion expenditures have dramatically increased from C$.4 million in 1969/70 to C$26.5 million in 1981/82. To evaluate the effect of these expenditures on agricultural exports an econometric analysis is presented in this study. The extended distributed lag model...

Linear programming model is used to investigate the economic feasibility of utilizing stony lands for crop production in South-Western Quebec where stoniness is the major constraint. Results for the representative farms indicate that income variations are due to economies of size, differences in...