PT - JOURNAL ARTICLE AU - Bruce I. Jacobs AU - Kenneth N. Levy TI - INVITED EDITORIAL COMMENT AID - 10.3905/jpm.2013.40.1.001 DP - 2013 Oct 31 TA - The Journal of Portfolio Management PG - 1--5 VI - 40 IP - 1 4099 - https://pm-research.com/content/40/1/1.short 4100 - https://pm-research.com/content/40/1/1.full