RT Journal Article SR Electronic T1 Convexity, Risk, and Returns JF The Journal of Fixed Income FD Institutional Investor Journals SP 72 OP 79 DO 10.3905/jfi.1993.408086 VO 3 IS 3 A1 Nelson J. Lacey A1 Sanjay K. Nawalkha YR 1993 UL https://pm-research.com/content/3/3/72.abstract AB