Causality tests developed by Sims and Granger are fatally flawed for several reasons First, when two variables, X and Y, are uncorrelated, X has no linear predictive value for Y, but X,and Y may be nonlinearly related unless they are statistically Independent, In which case X and Y are not...

A U.S.-Nebraska linked quarterly econometric model is used to examine i~?acts on the corn, beef and hog industries from immediate and gradual removal of price supports. The results indicate that the agriculture sector is more adversely affected from removal of price supports gradually than...

This article examines land-use, market and welfare implications of lignocellulosic bioethanol production in Hawai?i to satisfy 10% and 20% of the StateÕs gasoline demand in line with the StateÕs ethanol blending mandate and Alternative Fuels Standard (AFS). A static computable general...

A "demand" model for fresh and processed potatoes is formulated. The price forecasts for 1983-1992 suggest rising trends for both retail prices in both nominal and real terms. In the next ten years, nominal fresh and processed prices are predicted to increase by 106 percent and 72 percent,...

Unlike the work by Hayami and Ruttan in the 1970s, this study utilizes frontier meta- production functions to study intercountry agricultural productivity differences. Technical efficiency differences are examined through estimation of deterministic and stochastic frontiers for 43 countries over...