基于CARR模型的油价冲击与中国基础工业信息溢出效应研究
郭名媛, 王娜

Information spillover effects of crude oil price shocks on Chinese basic industries according to CARR modeling
Mingyuan GUO, Na WANG
表4 GARCH最优模型估计结果
Table 4 The estimation results of the optimal GARCH model
最优模型 c a1 a1 m b1 b1 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)