TY - JOUR T1 - Using outside research JF - The Journal of Portfolio Management SP - 43 LP - 45 DO - 10.3905/jpm.9.3.43 VL - 9 IS - 3 AU - Raymond F. Unger Y1 - 1983/04/30 UR - https://pm-research.com/content/9/3/43.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -