rudi 发表于 2012-7-16 17:27 
我的理解是,IV得到的RTS应该是那些如果没有义务教育法,本不会完成初中教育的人群的RTS (compliers in LAT ...
I agree
https://dl2024-edu.jg.com.cn/forum/201207/20/21a61bdcf934/w11544.pdf
p57开始有一部分论述。
p61 “Instrumental variables estimates of the “return to schooling” (really growth rates of earnings
with schooling) are usually interpreted as estimating an average “return” to schooling for individuals
induced to go to school by changes in the values of the instrument, following the LATE (local
average treatment effect) interpretation of Imbens and Angrist (1994).”