| Model 1 | Model 2 | ||||
---|---|---|---|---|---|---|
Math | Chinese | English | Math | Chinese | English | |
Motivation | 2.266*** | 1.668*** | 2.813*** | 1.708*** | 1.180*** | 1.992*** |
(0.090) | (0.099) | (0.085) | (0.082) | (0.089) | (0.078) | |
Family SES | Â | Â | Â | 1.005*** | 1.330*** | 1.369*** |
 |  |  | (0.138) | (0.135) | (0.135) | |
Female | Â | Â | Â | 1.134*** | 5.491*** | 4.961*** |
 |  |  | (0.137) | (0.135) | (0.137) | |
Migrant | Â | Â | Â | 0.907*** | 1.249*** | 0.615** |
 |  |  | (0.207) | (0.203) | (0.203) | |
Ethnic minority |  |  |  | 0.009 | − 0.009 | 0.176 |
 |  |  | (0.356) | (0.349) | (0.349) | |
Rural hukou |  |  |  | 0.306 | 0.268 | − 0.062 |
 |  |  | (0.170) | (0.167) | (0.167) | |
Only child | Â | Â | Â | 0.691*** | 0.342* | 0.706*** |
 |  |  | (0.169) | (0.166) | (0.166) | |
Coresidence with both parents | Â | Â | Â | 0.622*** | 0.587*** | 0.436** |
 |  |  | (0.171) | (0.168) | (0.168) | |
Cognitive test score | Â | Â | Â | 5.226*** | 4.050*** | 4.187*** |
 |  |  | (0.090) | (0.088) | (0.088) | |
Student effort | Â | Â | Â | 0.082*** | 0.072*** | 0.086*** |
 |  |  | (0.017) | (0.017) | (0.017) | |
Parent-teacher interaction |  |  |  | − 0.246*** | − 0.287*** | − 0.213*** |
 |  |  | (0.041) | (0.040) | (0.040) | |
Ninth grade cohort | 0.728*** | 0.349* | 0.847*** | 0.431** | 0.077 | 0.395** |
(0.151) | (0.148) | (0.149) | (0.139) | (0.134) | (0.136) | |
Constant | 62.735*** | 64.526*** | 60.804*** | 63.453*** | 63.462*** | 60.854*** |
(0.318) | (0.359) | (0.304) | (0.405) | (0.422) | (0.386) |