%0 Journal Article %A Kenneth B. Dunn %A John J. McConnell %T Rate of Return Indexes for GNMA Securities %D 1981 %R 10.3905/jpm.1981.408789 %J The Journal of Portfolio Management %P 65-74 %V 7 %N 2 %U https://jpm.pm-research.com/content/iijpormgmt/7/2/65.full.pdf