Commodity markets – being composed primarily of human beings – reflect the impatience and forever forward-looking nature of humans. In the present case, this means that while the September WASDE offered some much-needed and much-desired updates, markets are now focused on that eternal question: what next? For corn and soybean yields, history seems to suggest that what is coming next is further reductions in U.S. corn and soybean yields. WPI’s latest analysis looks at the average change from USDA’s September WASDE corn and soybean estimates to the October and November report figures. Over the past five years, USDA has consistently seen a downward bias in its revisions for both crops, though this has not always been th...