TY - JOUR T1 - Rating classification and bond yield volatility JF - The Journal of Portfolio Management SP - 51 LP - 57 DO - 10.3905/jpm.9.3.51 VL - 9 IS - 3 AU - John M. Cheney Y1 - 1983/04/30 UR - https://pm-research.com/content/9/3/51.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -