Bourdon, Jean; Frölich, Markus; Michaelowa, Katharina - HAL - 2007
the quantile treatment effects for Niger, Togo and Mali, based on very informative data, comparable across these countries … same time, we also observe clear differences between the countries. We find that, overall, effects are positive in Mali …, somewhat mixed in Togo (with positive effects in 2nd and negative effects in 5th grade) and negative in Niger. This ordering is …