RT Journal Article SR Electronic T1 Is Bond Convexity a Free Lunch? JF The Journal of Portfolio Management FD Institutional Investor Journals SP 113 OP 119 DO 10.3905/jpm.1997.113 VO 24 IS 1 A1 Joel R. Barber A1 Mark L. Copper YR 1997 UL https://pm-research.com/content/24/1/113.abstract AB