Wednesday's economic calendar:

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• Auto sales
• 7:00 MBA Mortgage Applications
• 8:15 ADP Jobs Report
• 9:00 Fed's Evans: U.S. Monetary Policy
• 9:30 Fed's Bullard: U.S. Economic and Monetary Policy
• 10:00 Powell testifies before Senate Banking Committee
• 10:30 EIA Petroleum Inventories
• 11:00 Survey of Business Uncertainty
• 2:00 PM Fed's Beige Book