p46.ff
DGP・・・[intercept]や[intercept+trend]
金利 none
1.ランダムウォーク仮定
Null Hypothesis: REAL_SA_GDP has a unit root
Exogenous: None
Lag Length: 3 (Automatic based on AIC, MAXLAG=12)
t-Statistic Prob.*
Augmented Dickey-Fuller test statistic 1.960363 0.9879
Test critical values: 1% level -2.584707
5% level -1.943563
10% level -1.614927
*MacKinnon (1996) one-sided p-values.
Augmented Dickey-Fuller Test Equation
Dependent Variable: D(REAL_SA_GDP)
Method: Least Squares
Date: 10/07/10 Time: 12:17
Sample (adjusted): 5 122
Included observations: 118 after adjustments
Variable Coefficient Std. Error t-Statistic Prob.
REAL_SA_GDP(-1) 0.002178 0.001111 1.960363 0.0524
D(REAL_SA_GDP(-1)) 0.157492 0.091866 1.714363 0.0892
D(REAL_SA_GDP(-2)) 0.097112 0.092569 1.049078 0.2964
D(REAL_SA_GDP(-3)) 0.193401 0.091677 2.109599 0.0371
R-squared 0.059947 Mean dependent var 2105.353
Adjusted R-squared 0.035208 S.D. dependent var 4945.929
S.E. of regression 4858.079 Akaike info criterion 19.84798
Sum squared resid 2.69E+09 Schwarz criterion 19.94191
Log likelihood -1167.031 Hannan-Quinn criter. 19.88612
Durbin-Watson stat 1.953478
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2.ドリフト項のある場合
Null Hypothesis: REAL_SA_GDP has a unit root
Exogenous: Constant
Lag Length: 0 (Automatic based on AIC, MAXLAG=12)
t-Statistic Prob.*
Augmented Dickey-Fuller test statistic -2.784519 0.0635
Test critical values: 1% level -3.485115
5% level -2.885450
10% level -2.579598
*MacKinnon (1996) one-sided p-values.
Augmented Dickey-Fuller Test Equation
Dependent Variable: D(REAL_SA_GDP)
Method: Least Squares
Date: 10/07/10 Time: 12:06
Sample (adjusted): 2 122
Included observations: 121 after adjustments
Variable Coefficient Std. Error t-Statistic Prob.
REAL_SA_GDP(-1) -0.014618 0.005250 -2.784519 0.0062
C 8731.218 2405.837 3.629180 0.0004
R-squared 0.061170 Mean dependent var 2142.744
Adjusted R-squared 0.053281 S.D. dependent var 4922.469
S.E. of regression 4789.538 Akaike info criterion 19.80265
Sum squared resid 2.73E+09 Schwarz criterion 19.84886
Log likelihood -1196.060 Hannan-Quinn criter. 19.82141
F-statistic 7.753546 Durbin-Watson stat 1.720145
Prob(F-statistic) 0.006239
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3.ドリフト項+トレンドのある場合
Null Hypothesis: REAL_SA_GDP has a unit root
Exogenous: Constant, Linear Trend
Lag Length: 1 (Automatic based on AIC, MAXLAG=12)
t-Statistic Prob.*
Augmented Dickey-Fuller test statistic -0.996994 0.9398
Test critical values: 1% level -4.036310
5% level -3.447699
10% level -3.148946
*MacKinnon (1996) one-sided p-values.
Augmented Dickey-Fuller Test Equation
Dependent Variable: D(REAL_SA_GDP)
Method: Least Squares
Date: 10/07/10 Time: 12:15
Sample (adjusted): 3 122
Included observations: 120 after adjustments
Variable Coefficient Std. Error t-Statistic Prob.
REAL_SA_GDP(-1) -0.017219 0.017271 -0.996994 0.3208
D(REAL_SA_GDP(-1)) 0.135880 0.092077 1.475715 0.1427
C 9229.379 5458.452 1.690842 0.0936
@TREND(1) 7.116690 41.28741 0.172369 0.8634
R-squared 0.087603 Mean dependent var 2172.944
Adjusted R-squared 0.064006 S.D. dependent var 4931.839
S.E. of regression 4771.395 Akaike info criterion 19.81143
Sum squared resid 2.64E+09 Schwarz criterion 19.90435
Log likelihood -1184.686 Hannan-Quinn criter. 19.84916
F-statistic 3.712540 Durbin-Watson stat 2.008991
Prob(F-statistic) 0.013587 |
最終更新:2010年10月07日 12:18