Release: NBER Macrohistory Database
Data Refer To Baa Grade Bonds. Data Are Monthly Averages Of Published Weekly Figures. Data Beginning In 1962 Are Not Comparable With Previous Years. Source: Computed By NBER From Figures In Moody'S Bond Survey; Also See Federal Reserve Bulletins.
This NBER data series m13065 appears on the NBER website in Chapter 13 at http://www.nber.org/databases/macrohistory/contents/chapter13.html.
NBER Indicator: m13065
National Bureau of Economic Research, Yields on Municipal Bonds, Lowest Rating for United States [M13065USM156NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M13065USM156NNBR, October 22, 2017.