TY - JOUR T1 - Editor's Letter JF - The Journal of Investing SP - 1 LP - 1 DO - 10.3905/JOI.2009.18.1.001 VL - 18 IS - 1 A2 - Bruce, Brian R Y1 - 2009/02/28 UR - https://pm-research.com/content/18/1/1.abstract N2 - ER -