Wednesday:

• Early: Reis Q1 2014 Apartment Survey of rents and vacancy rates.

• At 7:00 AM ET, the Mortgage Bankers Association (MBA) will release the results for the mortgage purchase applications index.

• At 8:15 AM, the ADP Employment Report for March. This report is for private payrolls only (no government). The consensus is for 190,000 payroll jobs added in March, up from 139,000 in February.

• At 10:00 AM, the Manufacturers' Shipments, Inventories and Orders (Factory Orders) for February. The consensus is for a 0.8% increase in February orders.