TY - JOUR T1 - Invited Editorial Comment JF - The Journal of Portfolio Management SP - 5 LP - 6 DO - 10.3905/jpm.2010.36.4.005 VL - 36 IS - 4 A2 - Ezra, Don Warren, Geoffrey J. Y1 - 2010/07/31 UR - https://pm-research.com/content/36/4/5.abstract N2 - ER -