Monday:

• At 8:30 AM ET, Chicago Fed National Activity Index for February. This is a composite index of other data.

• At 10:00 AM, Existing Home Sales for February from the National Association of Realtors (NAR). The consensus is for 5.34 million SAAR, down from 5.47 million in January. Housing economist Tom Lawler expects the NAR to report sales of 5.20 million SAAR for February.