很显然数据a有问题,
再出错把数据传上来.
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hp.ibm = seriesMerge(hp.s, ibm.s)
hp.ibm.bekk = mgarch(hp.ibm~1, ~bekk(1,1))
hp.ibm.bekk
hp.ibm.bekk.ex = mgarch(hp.ibm~1, ~bekk(1,1)+seriesData(nyse.s))
summary(hp.ibm.bekk.ex)
Estimated Coefficients:
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Value Std.Error t value Pr(>|t|)
C(1) 4.632e-004 4.565e-004 1.015e+000 3.104e-001
C(2) 1.348e-004 2.855e-004 4.720e-001 6.369e-001
A(1, 1) 6.802e-003 6.292e-004 1.081e+001 0.000e+000
A(2, 1) 2.431e-003 5.382e-004 4.517e+000 6.632e-006
A(2, 2) 3.583e-003 2.641e-004 1.357e+001 0.000e+000
ARCH(1; 1, 1) 3.162e-001 2.963e-002 1.067e+001 0.000e+000
ARCH(1; 2, 1) -1.209e-011 1.482e-002 -8.159e-010 1.000e+000
ARCH(1; 1, 2) -2.887e-010 4.121e-002 -7.005e-009 1.000e+000
ARCH(1; 2, 2) 3.162e-001 3.102e-002 1.019e+001 0.000e+000
GARCH(1; 1, 1) 9.000e-001 1.997e-002 4.507e+001 0.000e+000
GARCH(1; 2, 1) -3.254e-012 1.040e-002 -3.127e-010 1.000e+000
GARCH(1; 1, 2) 3.103e-010 3.027e-002 1.025e-008 1.000e+000
GARCH(1; 2, 2) 9.000e-001 1.698e-002 5.301e+001 0.000e+000
Z(1,1) 1.945e-004 2.873e+004 6.771e-009 1.000e+000
Z(2,1) -1.670e-004 7.489e+003 -2.230e-008 1.000e+000