The general objective of this study is to examine the efficiency, and the factors that influence the efficiency of irrigated rice farmers in Mali. A special focus is devoted to the quantifying effects of irrigation scheme rehabilitation. A stochastic parametric frontier analysis is employed using a cross-sectional data set consisting 147 households that are cultivating 398 rice plots. It is found that for rehabilitated areas there is more room to increase rice production by making a better use of the existing technology. For these villages policies should be directed to increase the...