RT Journal Article SR Electronic T1 “Keep” Profits JF The Journal of Portfolio Management FD Institutional Investor Journals SP 69 OP 76 DO 10.3905/jpm.1976.408575 VO 2 IS 4 A1 J. Michael Murphy A1 Arnold X. Moskowitz YR 1976 UL https://pm-research.com/content/2/4/69.abstract AB