RT Journal Article SR Electronic T1 The future for quantitative investment products JF The Journal of Portfolio Management FD Institutional Investor Journals SP 52 OP 56 DO 10.3905/jpm.1988.409141 VO 14 IS 2 A1 Robert D. Arnott YR 1988 UL https://pm-research.com/content/14/2/52.abstract AB