CNBC | December Brent crude oil futures were down 93 cents, or 1.8 percent, at $52.21 a barrel by 1:56 pm ET (1756 GMT ... CNBC OPEC, which groups Saudi Arabia with big oil producers such as Iran, Iraq, Libya, Kuwait and Nigeria and Venezuela, aims to cut 700,000 barrels per day of its production, bringing output to 32.5-33 million bpd by its next policy meeting in Vienna on ... |