RT Journal Article SR Electronic T1 Indexing Can Be Beat JF The Journal of Portfolio Management FD Institutional Investor Journals SP 24 OP 26 DO 10.3905/jpm.1992.409429 VO 19 IS 1 A1 Ethan S. Etzioni YR 1992 UL https://pm-research.com/content/19/1/24.abstract AB