PT - JOURNAL ARTICLE AU - Clifford S. Asness TI - INVITED EDITORIAL COMMENT AID - 10.3905/jpm.2016.42.5.001 DP - 2016 Jul 31 TA - The Journal of Portfolio Management PG - 1--6 VI - 42 IP - 5 4099 - https://pm-research.com/content/42/5/1.short 4100 - https://pm-research.com/content/42/5/1.full