| 变量 | ln tie | ln dig | ln pgdp | ln tale | ln scal | ln open | ln fina | ln gove | VIF |
|---|---|---|---|---|---|---|---|---|---|
| ln dig | 0.211*** | 1 | 4.86 | ||||||
| ln pgdp | 0.273*** | 0.666*** | 1 | 2.76 | |||||
| ln tale | 0.116*** | 0.732*** | 0.617*** | 1 | 2.72 | ||||
| ln scal | 0.208*** | 0.689*** | 0.381*** | 0.377*** | 1 | 2.37 | |||
| ln open | 0.001 | 0.017 | 0.123*** | 0.212*** | -0.239*** | 1 | 1.29 | ||
| ln fina | 0.050 | 0.545*** | 0.157*** | 0.319*** | 0.571*** | -0.212*** | 1 | 1.96 | |
| ln gove | -0.134** | -0.333*** | -0.619*** | -0.447*** | -0.123** | -0.019 | 0.130** | 1 | 1.96 |
