Table 4.

Results of robust Lagrange multiplier

	Spatial lag	Spatial error
Weight type: Row-standardized first-order contiguity
Model type
No temporal lag	63.482	− 2.7e + 14
With temporal lag	134.054***	118.897***
Weight type: Inverse-distance
Model type:
No temporal lag	1.6e + 13***	1.6e + 13***
With temporal lag	1.4e + 04	1.3e + 04***

***P < 0.01, **P < 0.05 and *P < 0.1