Md Asifur Rahman, Lew Sook Ling, Ooi Shih Yin
Interactive Learning System for Learning Calculus
F1000Research
paper estimates effects school quality measured pupilteacher ratio average term length relative pay teachers rate return education men born 1920 1949using earnings data 1980 census find men educated states higher quality schools higher return additional years schooling holding constant current state residence state birth average return education region currently reside factorsa decrease pupilteacher ratio 30 25 example associated 04 percentage point increase rate return educationthe estimated relationship return education measures school quality similar blacks whitessince improvements school quality black students mainly driven political judicial pressures argue evidence blacks reinforces causal interpretation link school quality earningswe also find returns schooling higher students educated states higher fraction female teachers states higher average teacher educationholding constant school quality measures however find evidence parental income education affects statelevel rates return