RT Journal Article SR Electronic T1 What Makes Stock Prices Move? JF The Journal of Portfolio Management FD Institutional Investor Journals SP 23 OP 30 DO 10.3905/jpm.1985.23 VO 11 IS 2 A1 David T Whitford A1 Frank K Reilly YR 1985 UL https://pm-research.com/content/11/2/23.abstract AB