RT Journal Article SR Electronic T1 “Why Not 100% Equities?” JF The Journal of Portfolio Management FD Institutional Investor Journals SP 70 OP 73 DO 10.3905/jpm.24.2.70 VO 24 IS 2 A1 Harold. Bierman YR 1998 UL https://pm-research.com/content/24/2/70.abstract AB