%0 Journal Article %A Mark Tapley %T Offshore alphas %B Should diversification begin at home? Comment %D 1980 %R 10.3905/jpm.1980.408730 %J The Journal of Portfolio Management %P 76-76 %V 6 %N 2 %U https://jpm.pm-research.com/content/iijpormgmt/6/2/76.full.pdf