Wall Street once again sees the possibility of a super-sized rate cut from the Federal Reserve next week.

Traders are leaving open the option that the Federal Reserve next week could cut its key interest rate by half a percentage point.

Wall Street once again sees the possibility of a super-sized rate cut from the Federal Reserve next week.

For Wall Street, a Federal Reserve rate cut next week is all but guaranteed. Ed Yardeni doesn't think the central bank should ease policy.

Lower rates can turbocharge an already surging stock market. However, risks on the economic front are becoming more apparent.