Nationwide

Northeast

East

West

Central

LR test

Spatial fixed

78.3506***

24.6279***

21.1314**

23.7641***

49.2122***

Time fixed

14.2177

18.694

38.3150***

13.022

17.0377

LM test (robust)

spatial lag

8.2761***

6.2268**

8.2053***

8.4072***

10.4722***

spatial error

12.5335**

5.6751**

11.8276***

11.9061***

14.3289***

Wald test

spatial lag

22.9030***

15.7858**

17.2399**

13.8574*

14.6735**

spatial error

20.9467***

21.8075***

15.3271**

14.2594**

14.2867**