Last month’s move by the U.S. commodities regulator to let Southwest Airlines Co keep its multibillion-dollar oil trades secret for 15 days offered the world’s biggest low-cost carrier a break it has been …
Last month’s move by the U.S. commodities regulator to let Southwest Airlines Co keep its multibillion-dollar oil trades secret for 15 days offered the world’s biggest low-cost carrier a break it has been …