From: How to keep renewable energy enterprises to reach economic sustainable performance: from the views of intellectual capital and life cycle
Model 1 (VAIC)
χ2 = 8.2
Prob > χ2 = 0.315
Model 2 (VACA)
χ2 = 10.05
Prob > χ2 = 0.172
Model 3 (VAHU)
χ2 = 5.14
Prob > χ2 = 0.654
Model 4 (STVA)
χ2 = 5.15
Prob > χ2 = 0.415