RT Journal Article SR Electronic T1 Managing Market Exposure JF The Journal of Portfolio Management FD Institutional Investor Journals SP 32 OP 48 DO 10.3905/jpm.1996.409564 VO 22 IS 4 A1 Robert B. Litterman A1 Kurt D. Winkelmann YR 1996 UL https://pm-research.com/content/22/4/32.abstract AB