Analysis of heterogeneity
| Analysis perspective | (1) | (2) | (3) | (4) | (5) | (6) |
|---|---|---|---|---|---|---|
| Urban hierarchy | Urban location | Science and education resources | Level of innovation | |||
| Quantile | — | — | — | 25% | 50% | 75% |
| test | 0.430*** (0.047) | 0.324*** (0.039) | 0.433*** (0.047) | 0.362*** (0.054) | 0.318*** (0.041) | 0.176*** (0.034) |
| −0.130** (0.060) | ||||||
| 0.093 (0.061) | ||||||
| −0.136** (0.060) | ||||||
| constant | −3.638*** (0.208) | −3.633*** (0.209) | −3.635*** (0.208) | 1.480*** (0.460) | 1.239*** (0.506) | 2.521*** (0.428) |
| Control variable | YES | YES | YES | YES | YES | YES |
| Individual fixation | YES | YES | YES | YES | YES | YES |
| Fixed time | YES | YES | YES | YES | YES | YES |
| N | 3,763 | 3,763 | 3,763 | 3,763 | ||
| R2 | 0.899 | 0.899 | 0.899 | 0.834 | 0.834 | 0.863 |
| Analysis perspective | (1) | (2) | (3) | (4) | (5) | (6) |
|---|---|---|---|---|---|---|
| Urban hierarchy | Urban location | Science and education resources | Level of innovation | |||
| Quantile | — | — | — | 25% | 50% | 75% |
| 0.430*** (0.047) | 0.324*** (0.039) | 0.433*** (0.047) | 0.362*** (0.054) | 0.318*** (0.041) | 0.176*** (0.034) | |
| −0.130** (0.060) | ||||||
| 0.093 (0.061) | ||||||
| −0.136** (0.060) | ||||||
| −3.638*** (0.208) | −3.633*** (0.209) | −3.635*** (0.208) | 1.480*** (0.460) | 1.239*** (0.506) | 2.521*** (0.428) | |
| Control variable | YES | YES | YES | YES | YES | YES |
| Individual fixation | YES | YES | YES | YES | YES | YES |
| Fixed time | YES | YES | YES | YES | YES | YES |
| 3,763 | 3,763 | 3,763 | 3,763 | |||
| 0.899 | 0.899 | 0.899 | 0.834 | 0.834 | 0.863 | |
Note(s): *, ** and *** indicate that the regression coefficient is significant at the levels of 10%, 5% and 1%, respectively
Sharing content requires targeting cookies to be enabled. Please update your cookie preferences to use this feature.