RT Journal Article SR Electronic T1 Offshore alphas JF The Journal of Portfolio Management FD Institutional Investor Journals SP 5 OP 10 DO 10.3905/jpm.1979.408671 VO 5 IS 2 A1 Dennis E. Logue A1 Richard J. Rogalski YR 1979 UL https://pm-research.com/content/5/2/5.abstract AB