This study compares the estimated grammar school effect in different regression models, and explains why previous evidence of the effectiveness of grammar school is mixed. Like most studies of school effectiveness evaluation, previous research on grammar school effect usually applies regression to control for confounding between-school factors and…

Most secondary education in England is comprehensive. However, a small minority of grammar schools have retained attainment-based selection. Since students in these schools achieve high grades, some commentators and policy makers believe that England's grammar schools are more effective than its comprehensive schools, and suggest their expansion.…

This paper uses the National Pupil Database to explore how grammar school opportunities vary among pupil groups, and how grammar school opportunities correlate with the Local Authorities (LAs), pupil backgrounds and attainment. The results show that grammar school admission is relatively fair, based on its selection criterion, but there is no…