By The Associated PressMONDAY, Feb. 18 U.S. stock and bond markets are closed for Washington's Birthday. TUESDAY, Feb. 19 WASHINGTON â¿¿ National Association of Home Builders releases housing market index for February, 10 a.m. Eastern. BERLIN â¿¿ Germany's ZEW institute releases its monthly investor confidence index for Europe's biggest economy. WEDNESDAY, Feb. 20 WASHINGTON â¿¿ Labor Department releases the Producer Price Index for January, 8:30 a.m.; Commerce Department releases housing starts for January, 8:30 a.m.; Federal Reserve releases minutes from January interest-rate meeting. THURSDAY, Feb. 21 WASHINGTON â¿¿ Labor Department releases weekly jobless claims, 8:30 a.m.; Labor Department releases Consumer Price Index for January, 8:30 a.m.; Freddie Mac, the mortgage company, releases weekly mortgage rates, 10 a.m.; National Association of Realtors releases existing home sales for January, 10 a.m.; Conference Board releases leading indicators for January, 10 a.m. FRIDAY, Feb. 22 BERLIN â¿¿ Germany's Ifo institute releases its monthly index of business confidence, a closely watched indicator for Europe's biggest economy.