Apparently, of more interest to traders than South American weather is the imminent rebalancing of index funds. Thus, Inter-market spreading was the story of today’s market action, which did help ramp up trading volume from the very low pre-holiday levels. General Comments CME grain and soy markets reopened at 7 p.m. (CST) yesterday after the long New Year holiday weekend, and traders were armed with three days’ worth of weather model runs covering the 10-15 day forecast for Brazil and Argentina. Basically, there was not much change in that outlook as of late Monday from last Friday’s midday run. The abnormally dry patterns are to persist over northeast and north-central Brazil plus La Pampa and Buenos Aires in Argentina. There may be a f...