Like the Bank of England, the U.S.Federal Reserve has all but exhausted one of its most powerful tools for stimulating the economy -- lowering the key interest rate that banks charge to lend to each other.

VOA: standard.2009.03.18

I will use all the experience I have to try to come to the correct decisions with whatever tools we have, and we will just watch the space with interest and see where it goes."

VOA: standard.2010.06.29

"If we are serious about confronting the Islamic Republic of Iran, we have got to use all of the economic and diplomatic tools at our disposal to focus pressure on that country and its leadership to cause them to stop pursuing their plans to become a nuclear power,"

VOA: standard.2009.05.20