RT Journal Article SR Electronic T1 How much do bank trust departments use derivatives? JF The Journal of Portfolio Management FD Institutional Investor Journals SP 12 OP 15 DO 10.3905/jpm.1988.409182 VO 15 IS 1 A1 Stanley B. Block A1 Timothy J. Gallagher YR 1988 UL https://pm-research.com/content/15/1/12.abstract AB