The weekly average yield to maturity of The Bond Buyer Municipal Bond Index, which is based on 40 long-term bond prices, fell five basis points to 4.30% in the week ended Nov. 24 from 4.35% in the prior week.
The Bond Buyer's 20-Bond GO Index of 20-year general obligation yields fell two basis points to 3.63% from 3.65% in the previous week. It is at its lowest level since April 23, when it stood at 3.62%.
The 11-Bond GO Index of higher-grade 20-year GO yields declined two basis points to 3.14% from 3.16% in the prior week. It is at its lowest level since Jan. 15, when it also stood at 3.14%.
The Bond Buyer's Revenue Bond Index rose one basis point to 4.05% from 4.04% in the previous week, which was its lowest level ever since calculations began on Sept. 20, 1979.
The yield on the U.S. Treasury's 10-year note was down one basis point to 2.24% from 2.25%, while the yield on the Treasury's 30-year bond was down one basis point at 3.00% from 3.01% in the previous week.