RT Journal Article SR Electronic T1 S&P Additions and Deletions JF The Journal of Portfolio Management FD Institutional Investor Journals SP 29 OP 33 DO 10.3905/jpm.1986.29 VO 13 IS 1 A1 Robert D. Arnott A1 Stephen J. Vincent YR 1986 UL https://pm-research.com/content/13/1/29.abstract AB