%0 Journal Article %A Antti Ilmanen %T Does Duration Extensions Enhance Long-Term Expected Returns? %D 1996 %R 10.3905/jfi.1996.408172 %J The Journal of Fixed Income %P 23-36 %V 6 %N 2 %U https://jfi.pm-research.com/content/iijfixinc/6/2/23.full.pdf