Oil prices firmed slightly early on Tuesday, after falling 2 percent in the previous session, as stronger economic data from the world’s largest crude importer China underpinned demand outlook. Brent crude climbed 23 cents to $84.99 a barrel at 0416 GMT, while U.S. West Texas Intermediate rose 21 cents at $81.04 a barrel. China’s economy … Continue reading Oil edges up as China’s economy gathers pace