Research Article
Estimation and Properties of a Time-Varying GQARCH(1,1)-M Model
Table 2
Bayesian inference results.
| Dow-Jones | PM | PSD | | | | IF |
| | 0.052 | 0.041 | 0.054 | −0.048 | 0.103 | 3.001 | | 0.812 | 0.082 | 0.854 | −0.992 | 0.999 | 2.115 | | 0.010 | 0.034 | 0.013 | 0.002 | 0.018 | 1.509 | | 0.405 | 0.071 | 0.461 | 0.004 | 0.816 | 2.367 | | 0.152 | 0.040 | 0.291 | 0.001 | 0.873 | 1.048 | | 0.651 | 0.168 | 0.629 | 0.003 | 0.984 | 2.994 | | 0.392 | 0.112 | 0.393 |
−0.681
| 0.418 | 5.108 |
| FTSE | PM | PSD | | | | IF |
| | 0.059 | 0.036 | 0.059 | −0.051 | 0.395 | 3.111 | | 0.811 | 0.096 | 0.839 | −0.809 | 0.999 | 2.154 | | 0.009 | 0.029 | 0.012 | 0.005 | 0.017 | 1.995 | | 0.205 | 0.087 | 0.398 | 0.003 | 0.995 | 1.457 | | 0.140 | 0.055 | 0.187 | 0.001 | 0.931 | 3.458 | | 0.682 | 0.153 | 0.701 | 0.001 | 0.988 | 2.721 | | 0.374 | 0.102 | 0.381 | −0.615 | 0.401 | 1.254 |
| Nikkei | PM | PSD | | | | IF |
| | 0.068 | 0.051 | 0.068 | −0.064 | 0.211 | 2.998 | | 0.809 | 0.090 | 0.837 | −0.831 | 0.999 | 1.211 | | 0.010 | 0.031 | 0.010 | 0.004 | 0.019 | 2.001 | | 0.195 | 0.079 | 0.228 | 0.004 | 0.501 | 2.789 | | 0.149 | 0.052 | 0.197 | 0.001 | 0.893 | 3.974 | | 0.634 | 0.119 | 0.645 | 0.006 | 0.989 | 1.988 | | 0.408 | 0.123 | 0.409 | −0.587 | 0.487 | 4.007 |
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Note: PM denotes posterior mean, PSD posterior standard deviation, posterior median, posterior minimum, posterior maximum, and IF inefficiency factor.
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