RT Journal Article SR Electronic T1 Ten myths about beta JF The Journal of Portfolio Management FD Institutional Investor Journals SP 37 OP 40 DO 10.3905/jpm.1974.408487 VO 1 IS 1 A1 Wayne H. Wagner A1 Stuart R. Quay YR 1974 UL https://pm-research.com/content/1/1/37.abstract AB