数据再确认:
gmm code 更改之处:
MLE & GMM_0906revised.rar
(169.32 KB)
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ckls_info.m
ckls_dj.m
ckls_dm.m
%%%%%%%
GMM Result:
alpha beta Sigma^2 gamma
Full 0.3189 -15.4555 15812.4063 2.2229
( 0.1589) ( 8.0908) (13229.6328) ( 0.1285)
Merton 0.0171 0.0000 0.0011 0.0000
( 0.0092) ( 0.0002)
Vasicek 0.1512 -7.3318 0.0011 0.0000
( 0.0969) ( 5.2944) ( 0.0002)
CIR SR 0.1508 -7.2997 0.0550 0.5000
( 0.0957) ( 5.2334) ( 0.0116)
Dothan 0.0000 0.0000 2.4949 1.0000
( 0.4808)
GBM 0.0000 0.8067 2.6449 1.0000
( 0.5312) ( 0.4983)
Brennan-Schwarz 0.1337 -6.4466 2.5042 1.0000
( 0.0945) ( 5.1602) ( 0.4889)
CIR VR 0.0000 0.0000 98.7234 1.5000
(17.0779)
CEV 0.0000 0.6983 5204.3724 2.0627
( 0.6703) (8875.3910) ( 0.2534)
%%%%%%%
MLE Result:
parameters se t-value p-value
0.3000 0.0453 6.6206 0.0000
-14.5800 0.0000 -84465595.2693 0.0000
0.2428 0.0000 8573343.0109 0.0000
P4 =
0.3000
-14.5800
0.2428
0.5000
lnL4 =
-9.7769e+003


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