%0 Journal Article %A Robert C. Jones %T INVITED EDITORIAL COMMENT %B Defending the Wall %D 2016 %R 10.3905/jpm.2016.42.3.001 %J The Journal of Portfolio Management %P 1-7 %V 42 %N 3 %U https://jpm.pm-research.com/content/iijpormgmt/42/3/1.full.pdf