Oil mixed

Oil prices traded mixed on Monday as Opec's crude-producing nations signalled that they would decide against making changes to output levels at an upcoming meeting.
New York's main futures contract, light sweet crude for January delivery, fell 17 cents to 73.19 dollars a barrel.
Brent North Sea crude for February delivery rose 35 cents to 74.10 dollars in early London trading.
Opec oil producers gathered in poverty-stricken Angola on Monday said they would hold output firm amid comfortably high prices.