RT Journal Article SR Electronic T1 Statisticspeak and X Versus Y JF The Journal of Portfolio Management FD Institutional Investor Journals SP 1 OP 1 DO 10.3905/jpm.1995.1 VO 21 IS 2 A2 Peter L. Bernstein YR 1995 UL https://pm-research.com/content/21/2/1.abstract AB