%0 Journal Article %A David Armstrong %T Were Mutual Funds Worth the Candle? %D 1976 %R 10.3905/jpm.1976.46 %J The Journal of Portfolio Management %P 46-51 %V 2 %N 4 %U https://jpm.pm-research.com/content/iijpormgmt/2/4/46.full.pdf