Mortgage rates were largely unchanged Tuesday as the Fed began its two-day meeting of the Federal Open Market Committee to discuss monetary policy. In economic news, the September Producer Price Index (PPI) fell by 0.1%, below expectations. Core PPI, which excludes volatile food and energy components, increased by 0.1%, matching forecast. Retail Sales declined 0.1% in September, a bit less than expected. The August S&P/Case-Shiller 20-city home price index jumped 12.8% year-over-year, the largest annual increase since 2006. Consumer Confidence sank to 71.2 from 79.7, far below expectations. Results from today’s 5-year Treasury auction will be released at 1:00 PM.