TY - JOUR T1 - Rating Drift in High-Yield Bonds JF - The Journal of Fixed Income SP - 15 LP - 20 DO - 10.3905/jfi.1992.408035 VL - 1 IS - 4 AU - Edward I. Altman AU - Duen Li Kao Y1 - 1992/03/31 UR - https://pm-research.com/content/1/4/15.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -