| 最优模型 | | | | | | | 对数似然值 | BRENT | EGARCH(1,1)-t | -0.068 4 | 0.095 1 | | -0.036 4 | 0.995 5 | | -4 436.440 0 | | | (0.000 0) | (0.000 0) | | (0.000 2) | (0.000 0) | | | CO | GARCH(1,1)-N | 0.040 5 | 0.035 1 | | | 0.958 3 | | -5 169.080 0 | | | (0.001 7) | (0.000 0) | | | (0.000 0) | | | EP | GARCH(1,1)-t | 0.025 9 | 0.060 6 | | | 0.931 8 | | -4 229.190 0 | | | (0.010 9) | (0.000 0) | | | (0.000 0) | | FC | GARCH(2,2)-t | 0.144 6 | 0.074 5 | 0.086 5 | | -0.077 2 | 0.883 3 | -4 580.280 0 | | | (0.001 5) | (0.000 0) | (0.000 0) | (0.000 9) | (0.000 0) | | MA | GARCH(1,1)-t | 0.041 0 | 0.046 2 | | | 0.944 5 | | -4 658.160 0 | | | (0.018 6) | (0.000 0) | | | (0.000 0) | | PP | GARCH(1,1)-t | 0.030 1 | 0.048 8 | | | 0.943 4 | | -4 377.100 0 | | | (0.014 5) | (0.000 0) | | | (0.000 0) | | | ST | TARCH(1,1)-N | 0.014 9 | 0.037 7 | | -0.014 1 | 0.966 0 | | -4 633.750 0 | | | (0.000 2) | (0.000 0) | | (0.003 4) | (0.000 0) | |
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