The price of oil rose today as US leaders voiced optimism that a budget deal would be reached before the end of the year.
Benchmark crude for January delivery was up 34 cents to $86.83 a barre in electronic trading on the New York Mercantile Exchange.
The contract had dropped 69 cents to finish at $86.49 a barrel in New York.
Brent crude, which is used to price many international varieties of oil, rose 9 cents to $109.60 a barrel on London's ICE Futures exchange.
Oil has traded in a narrow range this month as cautious investors await the outcome of budget talks in Washington. Without an agreement, huge tax hikes and spending cuts will automatically take effect January 1 - the deadline dubbed the "fiscal cliff."
Economists say that could push the US back into a recession, and it would mean less demand for oil and other energy products. But Republican House Speaker John Boehner and President Barack Obama both issued statements yesteday indicating that negotiations were progressing.
In Europe, meanwhile, sentiment improved this week after Greece's bailout creditors agreed to pay its next installment of loans and outlined a series of measures to lower its debt load over the coming decade.
Separately, the American Petroleum Institute reported that crude oil supplies rose 1.96 million barrels in the week ending November 23.
