WPI's Dan Basse observed that single-minded liquidation was the theme  at the start of the week of 12 November 2007. Especially concerning was slowing world economic growth and how deeply it would impact demand for raw materials. According to Basse:In this background of sliding energy and metal futures, U.S. grain futures settled mixed with wheat being the bullish stalwart on short covering and supply worry.  Soy and corn futures declined in sympathy with faltering outside raw material markets and general fund liquidation.  A dearth of fresh news produced long liquidation with the U.S. government observing the Veterans Day holiday...