An econometric procedure for estimating Arrow-Pratt coefficients of risk aversion is derived. The model of farmers allocating land among different crops, and time between leisure and labor, allows for testing Arrow's hypotheses of decreasing absolute risk aversion and increasing relative risk...

Society's demands on the agricultural research system are evolving from preoccupation with the yield and cost of individual products to concern with safety, quality and variety on the one hand, and environmental implications of production processes on the other. The system's response to the...

A common assumption in lifecycle assessment (LCA) based estimates of greenhouse gas (GHG) benefits (or costs) of renewable fuel such as biofuel is that it simply replaces an energy-equivalent amount of fossil fuel and that total fuel consumption remains unchanged. However, the adoption of...