%0 Journal Article %E Peter L. Bernstein %T dead-or Alive and Well? %D 1981 %R 10.3905/jpm.1981.4 %J The Journal of Portfolio Management %P 4-4 %V 7 %N 2 %U https://jpm.pm-research.com/content/iijpormgmt/7/2/4.full.pdf