The Federal Reserve said the average yield...

The Federal Reserve said the average yield for one-year T-bills, the most popular index for making changes in adjustable rate home mortgages, dropped to 6.71% last week after averaging 6.77% the week before . . . New York-based Telemundo Group Inc. sold its eight Spanish-language radio stations to Laconia, N.H.-based Sconnix Broadcasting Co. for $152 million cash.