Reports: Revised GDP for 4Q,  Chicago ISM business activity index for February, January pending home sales index, February agriculture prices, February U. of M. Sentiment

Local earnings: None

Other earnings:  Atlantic Power, BroadSoft, Exelis, Iron Mountain, KBR Inc., Northern Oil & Gas, NRG Engery,  Pepco Holdings Inc. and others.

Of note: Fed's Stein, Kocherlakota, Evans and Plosser speak