Republican leaders and the Obama White House are both claiming victory in this week’s dramatic policy shift that allows the export of U.S. oil for the first time in 40 years, reflecting an abrupt and rare change in the political and economic winds. But the relentlessly low price of oil , the very phenomenon that paved the way for the political deal, also makes it unlikely that the impact—whether the boon predicted by supporters or the disaster forecast by opponents—will materialize soon. Rather, U.S. oil producers say the impact will come in the long term, as they find new markets, pump more oil and potentially hold down global fuel prices. The world is awash in oil, driving down crude prices from more than $100 a barrel 18 months ago to the $30 range today . In response, U.S. companies are […]