The United States Federal Reserve needs to indicate that it will stick to the current plans for winding down its bond-buying programme, a top Fed official said on Monday in Paris.

"It's important that we send a signal that we are pretty committed to this current pace," Philadelphia Fed President Charles Plosser told journalists .

"The threshold is pretty high going forward before the (Federal Open Market) Committee would be willing to change it," he added, speaking on the sidelines of a conference at the French central bank.