RT Journal Article SR Electronic T1 Synthetic puts and portfolio insurance strategies JF The Journal of Portfolio Management FD Institutional Investor Journals SP 63 OP 69 DO 10.3905/jpm.1984.408960 VO 10 IS 3 A1 J. Clay Singleton A1 Robin Grieves YR 1984 UL https://pm-research.com/content/10/3/63.abstract AB