Table 7 Robustness test of measured items
Models | (3) | (4) | (5) | (6) |
|---|---|---|---|---|
Dependent variables | Average involved workers per collective dispute case accepted by arbitration institutions (Ln) | The proportion of collective dispute cases accepted by arbitration institutions (Ln) | Ratio of workers involved in collective labor disputes to urban labor (Ln) | Ratio of collective labor disputes to urban labor (Ln) |
Explanatory variables | ||||
Extra-arbitral mediatory capacity of labor arbitration institutions | −0.827* | −0.033 | ||
(0.398) | (0.439) | |||
Arbitral mediatory capacity of labor arbitration institutions | −1.541* | −0.277 | ||
(0.744) | (0.726) | |||
Mediatory capacity of labor arbitration institutions | −1.089** | −0.165 | ||
(0.409) | (0.440) | |||
Constants | 154.109 | 27.324 | 5.221 | −104.318 |
(153.751) | (208.907) | (208.262) | (213.600) | |
Previous control variables | Yes | Yes | Yes | Yes |
Province-fixed effects | Yes | Yes | Yes | Yes |
Period-fixed effects | Yes | Yes | Yes | Yes |
Province-specific time trend | Yes | Yes | Yes | Yes |
R-squared | 0.503 | 0.723 | 0.692 | 0.662 |
Observations | 280 | 280 | 280 | 280 |