epoh老师,您好。我最近在用Oxmmetrics做MS-VECM,下载的源程序里面的kroto.ox是可以运行出来的。但是我换成我自己的数据的时候,估计是由于Cyn的数据问题。总是出现以下结果,而且估计的系数全是0。当我去掉这个Cyn这一项的时候,就不会出现这问题,请问这是怎么回事呢?
Ox version 3.40 (Windows) (C) J.A. Doornik, 1994-2004
MSVAR (c) H-M Krolzig, 1996-2005, package version 1.32a, object created on 7-06-2002
---------- Calculate starting values ---------------
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 0 LogLik = 5425.4907 Pct.Change =100.0000 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 1 LogLik = 5462.2568 Pct.Change = 0.6777 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 2 LogLik = 5504.4098 Pct.Change = 0.7717 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 3 LogLik = 5525.4452 Pct.Change = 0.3822 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 4 LogLik = 5530.7742 Pct.Change = 0.0964 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 5 LogLik = 5531.8376 Pct.Change = 0.0192 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 6 LogLik = 5532.1520 Pct.Change = 0.0057 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 7 LogLik = 5532.3132 Pct.Change = 0.0029 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 8 LogLik = 5532.4183 Pct.Change = 0.0019 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 9 LogLik = 5532.4924 Pct.Change = 0.0013 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 10 LogLik = 5532.5468 Pct.Change = 0.0010 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 11 LogLik = 5532.5875 Pct.Change = 0.0007 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 12 LogLik = 5532.6187 Pct.Change = 0.0006 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 13 LogLik = 5532.6428 Pct.Change = 0.0004 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 14 LogLik = 5532.6617 Pct.Change = 0.0003 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 15 LogLik = 5532.6766 Pct.Change = 0.0003 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 16 LogLik = 5532.6883 Pct.Change = 0.0002 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 17 LogLik = 5532.6977 Pct.Change = 0.0002 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 18 LogLik = 5532.7051 Pct.Change = 0.0001 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 19 LogLik = 5532.7110 Pct.Change = 0.0001 Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
Warning: invertsym: decomposition failed
C:\hmk\MSVAR\INCLUDE\MsvarEm.ox (1199): mle_msiah
It. 20 LogLik = 5532.7158 Pct.Change = 0.0001
---------- EM algorithm converged -----------------
EQ( 1) MSIAH(2)-VARX(1) model of (DY,DN)
Estimation sample: 1951 (198) - 1954 (235)
no. obs. per eq. : 773 in the system : 1546
no. parameters : 24 linear system : 11
no. restrictions : 11
no. nuisance p. : 2
log-likelihood : 5532.7158 linear system : 3002.3357
AIC criterion : -14.2528 linear system : -7.7395
HQ criterion : -14.1973 linear system : -7.7141
SC criterion : -14.1084 linear system : -7.6734
LR linearity test: 5060.7602 Chi(11) =[0.0000] ** Chi(13)=[0.0000] ** DAVIES=[0.0000] **
---------- matrix of transition probabilities ------
Regime 1 Regime 2
Regime 1 0.8695 0.1305
Regime 2 0.3754 0.6246
---------- regime properties ----------------------
nObs Prob. Duration
Regime 1 574.7 0.7420 7.66
Regime 2 198.3 0.2580 2.66
---------- coefficients ----------------------------
Regime 1
DY DN
Const(Reg.1) 0.00037149 0.00039940
DY_1 0.00000 0.00000
DN_1 0.00000 0.00000
Cyn_1 0.00000 0.00000
SE (Reg.1) 0.0094694 0.0088015
Regime 2
DY DN
Const(Reg.2) 0.00037149 0.00039940
DY_1 0.00000 0.00000
DN_1 0.00000 0.00000
Cyn_1 0.00000 0.00000
SE (Reg.2) 0.019941 0.022424
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