TY - JOUR T1 - Why You Can't Win JF - The Journal of Portfolio Management SP - 45 LP - 49 DO - 10.3905/jpm.1976.408588 VL - 3 IS - 1 AU - John Michael Murphy Y1 - 1976/10/31 UR - https://pm-research.com/content/3/1/45.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -