RT Journal Article SR Electronic T1 Paradise Lost & Refound JF The Journal of Portfolio Management FD Institutional Investor Journals SP 4 OP 9 DO 10.3905/jpm.1987.4 VO 13 IS 3 A1 Samuelson, Paul A. YR 1987 UL http://jpm.pm-research.com/content/13/3/4.abstract AB