Table 8.
Results of analysis with added control variables.
| Variables | Model 10 | Model 11 | Model 12 | Model 13 | Model 14 |
|---|---|---|---|---|---|
| Control variables | |||||
| Constant | −0.049 (−0.87) | −0.163*** (−2.77) | −0.174*** (−2.95) | −0.164*** (−2.78) | −0.163*** (−2.77) |
| Enterprise size | −0.051*** (−4.46) | −0.076*** (−6.60) | −0.079*** (−6.82) | −0.077*** (−6.71) | −0.076*** (−6.60) |
| Enterprise age | 0.014*** (9.83) | 0.010*** (6.89) | 0.010*** (6.99) | 0.010*** (6.61) | 0.010*** (6.90) |
| Gender | −0.037* (−1.87) | −0.023 (−1.19) | −0.023 (−1.21) | −0.023 (−1.19) | −0.023 (−1.20) |
| Education | 0.070*** (10.40) | 0.066*** (10.13) | 0.067*** (10.15) | 0.066*** (10.10) | 0.067*** (10.14) |
| Age | 0.003*** (3.60) | 0.003*** (3.07) | 0.003*** (2.97) | 0.003*** (3.05) | 0.003*** (3.07) |
| Party member | 0.044*** (2.91) | 0.023 (1.52) | 0.023 (1.54) | 0.022 (1.50) | 0.023 (1.53) |
| Independent variable | |||||
| Enterprise profit | 0.109*** (11.43) | 0.098*** (10.47) | 0.167*** (5.03) | 0.166*** (6.35) | 0.095*** (6.82) |
| Moderating variable | |||||
| Regional development level | 0.063*** (7.34) | 0.059*** (6.69) | 0.062*** (7.24) | 0.063*** (7.34) | |
| Labor union | 0.129*** (7.83) | 0.129*** (7.84) | 0.109*** (6.11) | 0.130*** (7.83) | |
| Workers’ congress | 0.030* (1.80) | 0.027* (1.66) | 0.031* (1.88) | 0.030* (1.81) | |
| Interaction variables | |||||
| Enterprise profit × Regional development level | −0.026** (−2.17) | ||||
| Enterprise profit × Labor union | −0.077*** (−2.80) | ||||
| Enterprise profit × Workers’ congress | 0.006 (0.32) | ||||
| R 2 | 0.153 | 0.192 | 0.194 | 0.194 | 0.192 |
| Adj. R2 | 0.151 | 0.190 | 0.191 | 0.191 | 0.190 |
| F-value | 74.95*** | 68.88*** | 63.13*** | 63.48*** | 62.61*** |
*p < 0.1, **p < 0.05, ***p < 0.001.