TY - JOUR T1 - Are Benchmark Portfolios Efficient? JF - The Journal of Portfolio Management SP - 34 LP - 40 DO - 10.3905/jpm.1992.34 VL - 19 IS - 1 AU - Richard C. Grinold Y1 - 1992/10/31 UR - https://pm-research.com/content/19/1/34.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -