TY - JOUR T1 - Editor's Letter JF - The Journal of Portfolio Management SP - 1 LP - 2 DO - 10.3905/jpm.1999.390960 VL - 25 IS - 4 A2 - Bernstein, Peter L. Y1 - 1999/07/31 UR - https://pm-research.com/content/25/4/1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -