%0 Journal Article %A Patricia C. Dunn %A Rolf D. Thiesen %T How Consistently do Active Managers Win? %D 1983 %R 10.3905/jpm.1983.47 %J The Journal of Portfolio Management %P 47-50 %V 9 %N 4 %U https://jpm.pm-research.com/content/iijpormgmt/9/4/47.full.pdf