
Federal Reserve, every now and then takes care of the economy and the growth of it. The Federal Reserve tries to balance the economy thereby, stipulating the growth, and make sure that no problems are hovering around in the economy.
For this reason, the Federal Reserve maintains the rates, which help in taming the inflation and other data. All this is taken care by the Federal Reserve and it does change the fed rate very now and then, so that it could balance the economy.
The inflation and other currency data is taken in to consideration and the rates are fixed for a certain period of time....