CNBC | OPEC has kept oil markets on a roller coaster — and that's not likely to change CNBC Oil traders hung on OPEC's every word in 2016, and this year the market could be in for more of the same. After a year of proposed deals, debated deals, and failed deals to reverse two years of low oil prices, OPEC finally put to rest the market's ... Oil up 14% in 3 days, Canadian dollar continues climb Are Non-OPEC Producers About To Boost Oil Further? OPEC deal sends oil spiking 14% in 3 days |