RT Journal Article SR Electronic T1 Down with Complacency! JF The Journal of Portfolio Management FD Institutional Investor Journals SP 4 OP 4 DO 10.3905/jpm.1975.408546 VO 2 IS 1 A1 Peter L. Bernstein YR 1975 UL https://pm-research.com/content/2/1/4.abstract AB