Economic theory that underlies many empirical microeconomic applications predicts that treatment responses depend on individuals’ characteristics and location on the outcome distribution. Using data from a large-scale Pakistani school report card experiment, we consider tests for treatment...

The great majority of studies on the effect of school quality on academic outcomes do not take account of changes in student choices concerning effort if school quality, e.g. class size, changes. We show that empirical estimates of the "total" effect of changes in school quality could be quite...