%0 Journal Article %A Sheen T. Kassouf %T Measuring the Measurers %B The Economist as Performer %D 1975 %R 10.3905/jpm.1975.408539 %J The Journal of Portfolio Management %P 20-22 %V 1 %N 4 %U https://jpm.pm-research.com/content/iijpormgmt/1/4/20.full.pdf