Summer may be a few months away but oil investors are already getting their hopes up that American drivers will do their part to rebalance the market. Hedge funds increased bets on higher West Texas Intermediate crude prices for the first time in six weeks, shrugging off rising U.S. supplies, as the coming driving season is expected to help ease the glut. Their wagers on more expensive gasoline jumped the most since last year, U.S. Commodity Futures Trading Commission data show. U.S. fuel producers typically boost crude processing at this time of year as they prepare for the summer surge in demand. In a sign that they’ve already started, a government report showed refineries operating at the highest rate in about three months. Foreign refiners are also developing a taste for American barrels. Crude exports rose to a record in February as China displaced Canada as the biggest customer, […]