请高手帮忙看看这个误差修正模型的结果对不对,怎么分析啊!前面做到johansen检验表明有一个协整方程,协整检验滞后2阶,没有确定趋势且无截距。是不是误差修正项必须为负啊!!!
 Vector Error Correction Estimates 
 
Cointegrating Eq: CointEq1 
LNEX(-1) 1.000000 
 
LNPW(-1) 3.561885 
 (0.74101) 
 [ 4.80683] 
 
LNG(-1) -4.937350 
 (0.60840) 
 [-8.11536] 
 
C 0.264102 
 (0.51698) 
 [ 0.51085] 
 
Error Correction: D(LNEX) D(LNPW) D(LNG)
 
CointEq1 0.441730 0.023195 0.074342
 (0.09285) (0.05008) (0.03349)
 [ 4.75741] [ 0.46315] [ 2.21963]
 
D(LNEX(-1)) -0.726559 -0.058082 -0.087309
 (0.24426) (0.13175) (0.08811)
 [-2.97448] [-0.44086] [-0.99090]
 
D(LNEX(-2)) -0.814832 -0.153860 -0.091206
 (0.22363) (0.12062) (0.08067)
 [-3.64367] [-1.27561] [-1.13065]
 
D(LNPW(-1)) 0.360995 0.164897 -0.000105
 (0.56121) (0.30269) (0.20244)
 [ 0.64324] [ 0.54476] [-0.00052]
 
D(LNPW(-2)) 0.132572 0.084587 -0.060816
 (0.56776) (0.30623) (0.20480)
 [ 0.23350] [ 0.27622] [-0.29695]
 
D(LNG(-1)) 0.332355 0.725084 0.961622
 (0.87126) (0.46992) (0.31428)
 [ 0.38147] [ 1.54299] [ 3.05979]
 
D(LNG(-2)) 1.595774 0.120443 -0.016563
 (0.81375) (0.43890) (0.29353)
 [ 1.96102] [ 0.27442] [-0.05643]
 
R-squared :0.489718 0.204888 0.338543
Adj. R-squared : 0.319625 -0.060149 0.118057
Sum sq. resids : 0.234099 0.068102 0.030460
S.E. equation : 0.114042 0.061510 0.041137
F-statistic :2.879108 0.773056 1.535442
Log likelihood: 22.91261 38.34689 48.40414
Akaike AIC :-1.273009 -2.507751 -3.312331
Schwarz SC :-0.931724 -2.166466 -2.971046
Mean dependent: 0.169653 0.073648 0.088412
S.D. dependent : 0.138258 0.059739 0.043804
 
Determinant resid covariance (dof adj.) : 2.38E-08 
Determinant resid covariance : 8.89E-09 
Log likelihood : 125.3028 
Akaike information criterion: -8.024227 
Schwarz criterion : -6.805351 
 
 [此贴子已经被作者于2007-6-20 15:37:46编辑过]