Oil prices climbed on Tuesday, extending gains triggered during the previous session after the OPEC+ oil producing consortium decided not to ramp up crude production above a trickle despite international calls for a sharper boost. Brent crude was up by 23 cents or 0.3 percent at $81.60 a barrel by 5:29 a.m. New York time, after rising 2.5 percent on Monday. U.S. West Texas Intermediate (WTI) oil rose 18 cents or 0.21 percent to $77.77, after gaining 2.3 percent the previous session. The Organization of the Petroleum Exporting Countries (OPEC) and allies including Russia, known as OPEC+, announced on Monday it would hold fast to the terms of an earlier agreement to boost oil production by 400,000 barrels per day (bpd) for the month of November, ignoring calls from the Biden administration, among others, to pump more crude. Biden’s national security adviser Jake Sullivan in August urged OPEC and its …