RT Journal Article SR Electronic T1 Prepayments of Fifteen-Year Mortgages JF The Journal of Fixed Income FD Institutional Investor Journals SP 37 OP 44 DO 10.3905/jfi.1993.408065 VO 2 IS 4 A1 Michael Waldman A1 Amy Schwalb A1 Andrew K. Feigenberg YR 1993 UL https://pm-research.com/content/2/4/37.abstract AB