Brinksmanship occurs when an event is pushed to the verge of potentially devastating losses in hopes of achieving an advantageous outcome. Washington recently put on a less than clever example of such behavior. This technique is also quite common in commodity trading, particularly when bullish and bearish traders are rather evenly matched at a key price level. Such is the present condition in the nearby December corn contract.The December corn contract trended down from the 26 August high of $5.08 per bushel to the present price level of about $4.40 per bushel. Of course, there were the natural four-five day bounces as the market continued on its downward trend. However, those temporary bounces were just perceived as additional selling op...