MV-GARCH, BEKK - Estimation by BFGS
Convergence in 40 Iterations. Final criterion was 0.0000000 <= 0.0000100
With Heteroscedasticity/Misspecification Adjusted Standard Errors
Usable Observations 2481
Log Likelihood -10714.18715628
Variable Coeff Std Error T-Stat Signif
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1. X{1} -0.070412044 0.021834628 -3.22479 0.00126066
2. Y{1} 0.030357264 0.022115913 1.37264 0.16986320
3. Constant 0.025031798 0.029309007 0.85407 0.39306897
4. X{1} 0.048593684 0.019064913 2.54885 0.01080775
5. Y{1} 0.051684665 0.022968686 2.25022 0.02443480
6. Constant -0.033149792 0.046368917 -0.71491 0.47466212
7. C(1,1) 0.148964572 0.032868269 4.53217 0.00000584
8. C(2,1) 0.053292951 0.144892509 0.36781 0.71301472
9. C(2,2) 0.308529623 0.051277664 6.01684 0.00000000
10. A(1,1) 0.225406196 0.025267352 8.92085 0.00000000
11. A(1,2) 0.004716037 0.036581562 0.12892 0.89742221
12. A(2,1) 0.006946957 0.038165594 0.18202 0.85556588
13. A(2,2) 0.311211180 0.024894273 12.50132 0.00000000
14. B(1,1) 0.973498797 0.005718905 170.22469 0.00000000
15. B(1,2) 0.001075313 0.010730291 0.10021 0.92017535
16. B(2,1) -0.004536686 0.017944137 -0.25282 0.80040517
17. B(2,2) 0.942358505 0.009522314 98.96318 0.00000000
看了网上BEKK的代码,用winrats做了下,得到结果怎么有两个X{1}和Y{1}呢?能否帮我解答下呢?p值好像也不是很理想,模型做错了吗?


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