Oil prices rose more than three per cent on Thursday, extending the previous session’s gains, boosted by a weaker dollar and as the International Energy Agency (IEA) lifted its oil demand forecast for next year. Brent futures were up $2.64, or 3.6pc, to $76.90 a barrel at 11:30 a.m. EST (1630 GMT). US West Texas Intermediate (WTI) crude climbed $2.53, or 3.6pc, to $72.00. The market has turn