门槛变量 | 门槛数 | F值 | P值 | 临界值 | ||
10% | 5% | 1% | ||||
lndifi | 单一门槛 | 26.71* | 0.0667 | 23.2155 | 27.1310 | 37.2496 |
双重门槛 | 11.72 | 0.4900 | 20.7162 | 24.8286 | 29.6370 | |
三重门槛 | 10.71 | 0.6367 | 20.9694 | 23.2017 | 30.0851 | |
lnrenge | 单一门槛 | 39.73*** | 0.0000 | 26.2548 | 29.1563 | 36.9669 |
双重门槛 | 13.80 | 0.4700 | 27.8330 | 37.3121 | 51.0651 | |
三重门槛 | 13.52 | 0.6333 | 32.2904 | 37.8633 | 48.6861 | |
lndepth | 单一门槛 | 25.65* | 0.0633 | 22.1967 | 26.6184 | 33.1035 |
双重门槛 | 8.27 | 0.4700 | 17.4906 | 21.6883 | 29.1436 | |
三重门槛 | 7.73 | 0.4100 | 18.4529 | 24.9241 | 41.5306 | |
lndigital | 单一门槛 | 9.14 | 0.2667 | 12.7563 | 15.6207 | 26.7952 |
双重门槛 | 4.90 | 0.5933 | 13.5494 | 16.1517 | 19.3978 | |
三重门槛 | 8.04 | 0.3433 | 22.2096 | 30.5149 | 43.7970 |