Cooper, Joseph C.; Langemeier, Michael R.; Schnitkey, … - Agricultural and Applied Economics Association - AAEA - 2009
. For corn, soybeans, and wheat, we compare the farm level yield variability obtained from this data to that inferred from …Yield variability can be significantly higher at the farm level than at more aggregated levels, including the county … yield data as a proxy for the farm level. We empirically evaluate farm-level variability using longitudinal farm level data …