A geopolitical risk premium and signs of growing demand in the Asian economies helped drive crude oil prices sharply higher Friday, wrapping up a volatile week. Crude oil prices see-sawed wildly during the data-heavy week. Economists at the Organization of Petroleum Exporting Countries sparked a rally Wednesday with a report on a balancing market, though gains were more or less erased on Thursday when the International Energy Agency said that balance was fragile. Traders are watching supply and demand figures closely. OPEC is leading an effort to balance an oversupplied market, which is supporting crude oil prices that dropped below $30 per barrel last year because of supply-side strains. U.S. data this week […]