This is a chart of West Texas Intermediate ( WTI ) crude oil prices. Thatbullish movement has been driven by big institutional investors sending capital into commodities, withhedge andfund managers increasing theirnet long positions across a basket of 18 U.S.futures and options markets by 10% in the week ended March 26. With monetary stimulation from the central banks of the world fueling potentialinflation , the stage is set for crude to make another run to its all-time high above $147 per barrel this summer.