drop out from school 中途停学
The instrumental variable in this instance allows a clear, credible estimate of the return from extra schooling for those most inclined to drop out from school early.
在这一研究中,对于那些倾向于尽早离开学校的人而言,使用辅助变量法就能够得出清晰可信的结果。
Your child is exhausted from after-school soccer, ballet and Chinese lessons, but you won’t let her drop the piano lessons.
你的孩子从足球培训班或是芭蕾,中文班回来已是筋疲力尽,你却还让他练习钢琴。
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