| Variables | 因变量：企业申请专利数量(PAT) |
| Enterprise | 0.011** |
|
| (2.32) |
| Ln Size | −0.691*** |
|
| (−12.79) |
| CFO | 5.68E−12 |
|
| (0.44) |
| Largest | −0.034*** |
|
| (−8.41) |
| Duality | −0.488*** |
|
| (−3.79) |
| Education | 0.374*** |
|
| (6.38) |
| Industry | yes |
| Year | yes |
| R2 | 0.1154 |
| Adj R2 | 0.1141 |
| N | 7178 |