TY - JOUR T1 - Performance Evaluation and Benchmark Errors (II) JF - The Journal of Portfolio Management SP - 17 LP - 22 DO - 10.3905/jpm.1981.408788 VL - 7 IS - 2 AU - Richard Roll Y1 - 1981/01/31 UR - https://pm-research.com/content/7/2/17.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -