| LLC | IPS | ADF-Fisher | PP-Fisher | ||||
Variable | 统计量 | P值 | 统计量 | P值 | 统计量 | P值 | 统计量 | P值 |
| −3.65448 | 0.0001 | 1.49136 | 0.9321 | 20.2132 | 0.9843 | 27.1715 | 0.8554 |
| −21.7625 | 0.0000 | −5.74631 | 0.0000 | 112.615 | 0.0000 | 15.1145 | 0.9991 |
| 1.01794 | 0.8456 | 2.85389 | 0.9978 | 22.3093 | 0.9640 | 14.6078 | 0.9994 |
| −82.8606 | 0.0000 | −28.1239 | 0.0000 | 238.465 | 0.0000 | 95.0212 | 0.0000 |
| −6.52082 | 0.0000 | −0.80647 | 0.2100 | 41.6847 | 0.2372 | 37.4045 | 0.4045 |
| −1.64437 | 0.0501 | 4.49598 | 1.0000 | 4.52467 | 1.0000 | 1.34677 | 1.0000 |
| −3.55605 | 0.0002 | −0.65012 | 0.2578 | 41.4919 | 0.2436 | 41.9015 | 0.2301 |