oil futures rose tuesday with global benchmark brent crude trading around the 85abarrel level amid signs the organization of the petroleum exporting countries and its allies are struggling to meet output quotas west texas intermediate crude for november delivery clx21 rose 104 or 13 to 8348 a barrel on the new york mercantile exchange december wti cl00 clz21  the most actively traded contract was up 97 cents or 12 at 8266 a barrel december brent crude brn00 brnz21  the global benchmark was up 69 cents or 08 at 8502 a barrel on ice futures europe brent on monday pushed above 86 a barrel to hit a threeyear intraday high but retreated to finish slightly lower but crude was back on the rise tuesday on expectations supplies will remain tight said carsten fritsch analyst at commerzbank in a note a report from reuters on monday said that opec countries were 115 in compliance with output cuts in september showing that members are struggling to meet targets after the group agreed earlier this year to ease production restrictions in monthly increments of 400000 barrels a day read why soaring oil prices could soon make the stock market sputter even if opec hit its target it wouldn’t be enough to plug the gap between demand and supply fritsch said the compliance shortfalls mean that opec has made less supply than agreed over the past three months coming up short by around 750000 barrels a day in september alone he noted “this is attributable to production problems in angola and nigeria that will not be resolved anytime soon” fritsch wrote “for as long as saudi arabia and other countries with sufficient spare capacities are unwilling to offset these outages by stepping up their own output opec is also likely to produce less oil than agreed in the coming months thereby keeping supply tight”