The Dow Jones industrial average closed at a record high Tuesday as investors anticipated that the Federal Reserve will keep up its economic stimulus program.
The Dow rose 111 points, or 0.7 percent, to close at 15,680 Tuesday, four points above the all-time high it set on Sept. 18.
Investors expect the Fed will decide to keep up its bond-buying program at its policy meeting that began Tuesday.
The Fed will announce its decision Wednesday afternoon.
The Standard & Poor's 500 index closed at a record high for the seventh time this month, gaining almost 10 points, or 0.6 percent, to end at 1,772.
The Nasdaq composite rose 12 points, or 0.3 percent, to close at 3,952.
The Nasdaq remains far below the record high of 5,048 it set in March 2000.