Maize is often called King Corn because of its dominance in planted production in the U.S. but the real king in terms of price has been vegetable oil. Prices are up 100 percent from just a year ago and are at nose-bleed territory. Ukrainian crude sunflower oil has particularly gotten out ahead of competing oils. Its price premium is currently 27 percent ahead of soyoil, 68 percent higher than palm oil and even 21 percent above sunoil next door in Russia. That contrasts with a year ago when Ukrainian sunoil was at a 9.2 percent premium to soyoil, an 11.5 percent premium to palm oil and just 3.7 percent more than Russian sunoil. One thing that is clear is that neither overall vegetable oil prices nor the premium in Ukrainian sunoil are susta...