TY - JOUR T1 - Editor’s Letter JF - The Journal of Index Investing SP - 2 LP - 3 DO - 10.3905/jii.2013.4.3.002 VL - 4 IS - 3 A2 - Bruce, Brian R. Y1 - 2013/11/30 UR - https://pm-research.com/content/4/3/2.abstract N2 - ER -