It said that Friday's employment report, which sent shares tumbling worldwide, confirmed that the US is in the first month of a recession.

Its view is controversial, with banks such as Lehman Brothers disagreeing.

But a reserve member of the committee that sets US rates warned that it could do little about the below-trend growth expected in the next six months.

"I am concerned that developments on the inflation front will make the Fed's policy decisions more difficult in 2008," Charles Plosser, president of the Federal Reserve Bank of Philadelphia said.

He was referring to the problems faced by the US Federal Reserve, which might want to cut interest rates to avoid a recession, but is worried about inflationary factors such as $100-a-barrel oil.

 Source : BBC News