Poor convergence performance of CBOT corn, soybean, and wheat futures contracts since late 2005 has been a major source of concern to market participants, regulators, and elected representatives at the state and national levels. After careful review of available evidence, it appears that recent...

The purpose of this report is to improve understanding of USDA crop forecasting methods, performance and market impact. A review of USDA's forecasting procedures and methodology confirmed the objectivity and consistency of the forecasting process over time. No changes in methodology occurred in...

The purpose of this research report is to evaluate the pricing performance of market advisory services for the 1995-2004 corn and soybean crops.Five basic indicators of performance are applied to advisory program prices and revenues over 1995-2004. Results show that advisory program prices fall...

The purpose of this research report is to evaluate the pricing performance of market advisory services for the 1995-2003 corn and soybean crops. Market and farmer benchmarks are developed for the performance evaluations. Two market benchmarks are specified in order to test the fragility of...

This study investigates empirical methods of generating prediction intervals for WASDE forecasts of corn, soybean, and wheat prices over the 1980/81 through 2006/07 marketing years. Empirical methods use historical forecast errors to estimate forecast error distributions, which are then used to...

The lack of consistently acceptable convergence performance for Chicago Board of Trade (CBOT) corn, soybean, and wheat contracts since late 2005 has been widely discussed (e.g., Henriques, 2008).1 Convergence performance is summarized in Figure 1, depicting delivery location basis levels on the...