| 变量 | CCD | DE | GD | ECD | TEC | IS | HUM | TRADE |
|---|---|---|---|---|---|---|---|---|
| CCD | 1.000*** | 0.981*** | 0.411*** | 0.301** | 0.544*** | 0.639*** | 0.019 | 0.700*** |
| DE | 0.981*** | 1.000*** | 0.309** | 0.251* | 0.515*** | 0.697*** | -0.036 | 0.709*** |
| GD | 0.411*** | 0.309** | 1.000*** | 0.383** | 0.495*** | 0.384** | 0.376** | 0.128 |
| ECD | 0.301** | 0.251* | 0.383** | 1.000*** | 0.893*** | -0.063 | 0.923*** | 0.476*** |
| TEC | 0.544*** | 0.515*** | 0.495*** | 0.893*** | 1.000*** | 0.254* | 0.791*** | 0.616*** |
| IS | 0.639*** | 0.697*** | 0.384** | -0.063 | 0.254* | 1.000*** | -0.167 | 0.293* |
| HUM | 0.019 | -0.036 | 0.376** | 0.923*** | 0.791*** | -0.167 | 1.000*** | 0.220 |
| TRADE | 0.700*** | 0.709*** | 0.128 | 0.476*** | 0.616*** | 0.293* | 0.220 | 1.000*** |