TY - JOUR T1 - Editor’s Letter JF - The Journal of Trading SP - 1 DO - 10.3905/jot.2011.6.4.001 VL - 6 IS - 4 A2 - Bruce, Brian R. Y1 - 2011/09/30 UR - https://pm-research.com/content/6/4/1.abstract N2 - ER -