请各位高手帮忙看看我做的这个结果,合不合理,感觉Durbin-Watson stat 0.710966是不是有点低?
Dependent Variable: LOG(IMP?)
Method: Pooled Least Squares
Date: 02/28/11 Time: 16:15
Sample: 2000 2007
Included observations: 8
Cross-sections included: 24
Total pool (balanced) observations: 192
Variable Coefficient Std. Error t-Statistic Prob.
C 3.439404 4.697001 0.732255 0.4650
LOG(PRG?) 1.258868 0.324950 3.874031 0.0002
LOG(POP?) 0.142752 0.058695 2.432093 0.0160
LOG(AGL?) 0.036482 0.108595 0.335950 0.7373
LOG(DIS?) -1.992333 0.328837 -6.058719 0.0000
LOG(PVP?) 0.599148 0.118122 5.072300 0.0000
LOG(TIM?) 0.669219 0.248725 2.690597 0.0078
CON91? -0.612254 0.335566 -1.824541 0.0698
Fixed Effects (Period)
2000--C -0.601466
2001--C -0.211187
2002--C -0.360336
2003--C 0.005165
2004--C 0.303511
2005--C 0.192709
2006--C 0.307790
2007--C 0.363815
Effects Specification
Period fixed (dummy variables)
R-squared 0.616811 Mean dependent var 5.147938
Adjusted R-squared 0.586502 S.D. dependent var 2.734562
S.E. of regression 1.758427 Akaike info criterion 4.041621
Sum squared resid 547.2957 Schwarz criterion 4.296113
Log likelihood -372.9956 Hannan-Quinn criter. 4.144692
F-statistic 20.35093 Durbin-Watson stat 0.710966
Prob(F-statistic) 0.000000


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