TY - JOUR T1 - INVITED EDITORIAL COMMENT JF - The Journal of Portfolio Management SP - 4 LP - 6 DO - 10.3905/jpm.2011.37.3.004 VL - 37 IS - 3 AU - Mark E. Holder AU - Richard J. Kent Y1 - 2011/04/30 UR - https://pm-research.com/content/37/3/4.abstract N2 - ER -