The more guidance a central bank can provide the public about how policy is likely to evolve the greater the chance that market participants will make appropriate inferences.
Ben BernankeThe amount of currency in circulation is not changing. The money supply is not changing in any significant way.
Ben BernankeWeaker currencies abroad mean a strong dollar, and a stronger dollar, together with a weak global environment, is a drag on the U.S. economy. So it's important, as it affects overall levels of production and employment in the U.S. There are many domestic industries doing well in the United States, notwithstanding a strong dollar.
Ben Bernanke