RT Journal Article SR Electronic T1 The Non-Efficient Market is not for Institutions JF The Journal of Portfolio Management FD Institutional Investor Journals SP 59 OP 64 DO 10.3905/jpm.1977.408623 VO 4 IS 1 A1 Stephen B. Timbers YR 1977 UL https://pm-research.com/content/4/1/59.abstract AB