RT Journal Article SR Electronic T1 Update JF The Journal of Investing FD Institutional Investor Journals SP 11 OP 17 DO 10.3905/joi.1998.408472 VO 7 IS 4 A1 Paul D. Kaplan A1 Scott L. Lummer YR 1998 UL https://pm-research.com/content/7/4/11.abstract AB