| 评级上调 | 评级下降 |
t | 0.0155 (0.31) | 0.036*** (4.63) |
t − 1 | 0.022 (0.58) | 0.072*** (4.02) |
t − 2 | −0.013 (0.54) | 0.008 (0.59) |
波动的滞后项 | 0.963*** (156.87) | |
R2 | 0.955 [0.322] | |
国家 | 14 | |
F-Test3rdlag | 0.561 | |
F-Test5rdlag | 0.003 |