The central bank left its benchmark rate at 2 percent, where it has been for 11 months.
The state tax rate on capital gains was left unchanged at 7 percent.
The more significant overnight call rate was left at 0.25 percent.
The bank's decision to leave its key rate at 2.5 percent this month was expected.
That left the 30-year yield unchanged for the day at 6.10 percent.
Gingrich again slipped by 8 points among Republicans alone, leaving him at 20 percent.
The bank left its main lending rate at 5 percent.
The Fed has left its short-term interest rate target at 3 percent for a year.
That will leave the world's known oil supply at less than fifty percent of demand.
Today, the bank left the rate unchanged, at 2.75 percent.