Variable | Least squares method model | First-order difference model | |
---|---|---|---|
M1 | M2 | M3 | |
Explanatory variable | Monthly income of first job | Monthly income of present job | Monthly income difference |
Internal interaction | −.0005 | −.018 | −.003 |
(.007) | (.015) | (.009) | |
Outward interaction | .024* | .047** | .028** |
(.009) | (.013) | (.008) | |
State-owned unit | −.393* | −.119 | −.270* |
(.122) | (.103) | (.127) | |
Internal interaction × state-owned sector | −.001 | .013 | .026 |
(.013) | (.014) | (.019) | |
Internal interaction × state-owned sector | −.008 | −.032** | −.023* |
(.011) | (.008) | (.010) | |
Seeking job by pulling strings | .099** | .008 | .037 |
(.015) | (.049) | (.035) | |
Male | −.078** | −.115** | – |
(.013) | (.024) | – | |
Age | .026 | .001 | .029** |
(.011) | (.011) | (.007) | |
Square of age/100 | .021 | −.132 | −.029* |
(.027) | (.015) | (.010) | |
Education level | .044*** | .057*** | .080*** |
(.004) | (.009) | (.009) | |
Party member | .089 | .136* | .273** |
(.059) | (.065) | (.062) | |
Frequency of changing jobs | – | .007 | −.011 |
– | (.006) | (.013) | |
Unit size/100 | −.001 | .036** | .001 |
(.001) | (.007) | (.001) | |
Administrative staff | .083 | .187** | .175*** |
(.030) | (.021) | (.026) | |
Category of employment (10 categories) | Yes | Yes | Yes |
Intercept | .062 | .730 | .907** |
(.137) | (.252) | (.229) | |
R square | .398 | .233 | .110 |
Sample size | 2536 | 2536 | 2536 |