PT - JOURNAL ARTICLE AU - Harold. Bierman, Jr TI - INVITED EDITORIAL COMMENT AID - 10.3905/jpm.2014.40.2.005 DP - 2014 Jan 31 TA - The Journal of Portfolio Management PG - 5--8 VI - 40 IP - 2 4099 - https://pm-research.com/content/40/2/5.short 4100 - https://pm-research.com/content/40/2/5.full