另,eviews里协整分析JJ法的滞后阶数怎么算啊?
Null Hypothesis: DIC has a unit root
Exogenous: None
Lag Length: 10 (Automatic based on AIC, MAXLAG=13)
t-Statistic Prob.*
Augmented Dickey-Fuller test statistic -0.241531 0.5976
Test critical values: 1% level -2.581584
5% level -1.943123
10% level -1.615200
*MacKinnon (1996) one-sided p-values.
Augmented Dickey-Fuller Test Equation
Dependent Variable: D(DIC)
Method: Least Squares
Date: 03/19/12 Time: 20:16
Sample (adjusted): 2000M05 2011M12
Included observations: 140 after adjustments
Variable Coefficient Std. Error t-Statistic Prob.
DIC(-1) -0.028989 0.120022 -0.241531 0.8095
D(DIC(-1)) -1.373553 0.144677 -9.493933 0.0000
D(DIC(-2)) -1.389306 0.182161 -7.626811 0.0000
D(DIC(-3)) -1.253695 0.210525 -5.955103 0.0000
D(DIC(-4)) -1.079399 0.226931 -4.756498 0.0000
D(DIC(-5)) -0.884133 0.234218 -3.774822 0.0002
D(DIC(-6)) -0.742649 0.231911 -3.202298 0.0017
D(DIC(-7)) -0.666658 0.218230 -3.054842 0.0027
D(DIC(-8)) -0.568516 0.193187 -2.942828 0.0039
D(DIC(-9)) -0.413984 0.153982 -2.688516 0.0081
D(DIC(-10)) -0.182420 0.092718 -1.967484 0.0513
R-squared 0.698707 Mean dependent var 1.141922
Adjusted R-squared 0.675351 S.D. dependent var 232.9412
S.E. of regression 132.7252 Akaike info criterion 12.68975
Sum squared resid 2272463. Schwarz criterion 12.92088
Log likelihood -877.2827 Hannan-Quinn criter. 12.78368
Durbin-Watson stat 2.023013


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