RT Journal Article SR Electronic T1 The Looming Impact of Technological Drift JF The Journal of Portfolio Management FD Institutional Investor Journals SP 44 OP 49 DO 10.3905/jpm.1976.408559 VO 2 IS 2 A1 Francis H.M. Kelly YR 1976 UL https://pm-research.com/content/2/2/44.abstract AB