RT Journal Article SR Electronic T1 U.S. Fixed-Income Sector Allocation JF The Journal of Portfolio Management FD Institutional Investor Journals SP 69 OP 91 DO 10.3905/jpm.1996.409569 VO 22 IS 4 A1 Raymond J. Iwanowski YR 1996 UL https://pm-research.com/content/22/4/69.abstract AB