2# caoshuishui
从下面的这个结果看,是否能说明D(INDEX)和D(DM1M2)的序列是协整关系的?如果是的话,是否对这两个就可以用格兰杰检验了?
Date: 02/24/10 Time: 11:43
Sample (adjusted): 4 49
Included observations: 46 after adjustments
Trend assumption: Linear deterministic trend
Series: D(INDEX) D(DM1M2)
Lags interval (in first differences): 1 to 1
Unrestricted Cointegration Rank Test (Trace)
Hypothesized Trace 0.05
No. of CE(s) Eigenvalue Statistic Critical Value Prob.**
None * 0.371967 27.62556 15.49471 0.0005
At most 1 * 0.126628 6.228097 3.841466 0.0126
Trace test indicates 2 cointegrating eqn(s) at the 0.05 level
* denotes rejection of the hypothesis at the 0.05 level
**MacKinnon-Haug-Michelis (1999) p-values
Unrestricted Cointegration Rank Test (Maximum Eigenvalue)
Hypothesized Max-Eigen 0.05
No. of CE(s) Eigenvalue Statistic Critical Value Prob.**
None * 0.371967 21.39746 14.26460 0.0032
At most 1 * 0.126628 6.228097 3.841466 0.0126
Max-eigenvalue test indicates 2 cointegrating eqn(s) at the 0.05 level
* denotes rejection of the hypothesis at the 0.05 level
**MacKinnon-Haug-Michelis (1999) p-values
Unrestricted Cointegrating Coefficients (normalized by b'*S11*b=I):
D(INDEX) D(DM1M2)
-0.002921 1.023161
0.002632 0.423798
Unrestricted Adjustment Coefficients (alpha):
D(INDEX,2) 120.3300 -121.0749
D(DM1M2,2) -0.859313 -0.373799
1 Cointegrating Equation(s): Log likelihood -420.3069
Normalized cointegrating coefficients (standard error in parentheses)
D(INDEX) D(DM1M2)
1.000000 -350.2748
(68.6214)
Adjustment coefficients (standard error in parentheses)
D(INDEX,2) -0.351487
(0.16877)
D(DM1M2,2) 0.002510
(0.00069)


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