Rates are unchanged from Friday as bond markets are closed today in observance of Columbus Day. Stocks rallied in markets around the world Monday causing investors to speculate that the worst of the carnage may be over. Several key economic reports for September are due out later this week, starting with Wednesday’s release of Retail Sales and the Producer Price Index, followed by Thursday’s Industrial Production and the Consumer Price Index. So much has happened in recent weeks, however, that normal trader responses to the data may be muted.