CNBC | Oil slips but close to multi-week highs CNBC Global oil prices slipped on Wednesday as the U.S. dollar in which payments for crude are made, rose but they traded broadly at multi-week highs after OPEC signaled optimism over its deal with other producers to curb output. The U.S. West Texas ... Oil sticks to 19-month highs after upbeat OPEC comments Oil rises 1 percent as OPEC sees higher compliance with cuts Oil holds near seven-week high |