3ie Working Paper 22
This working paper examines the extent to which impact evaluation methods can provide evidence to help improve the effectiveness and efficiency in humanitarian action. It is part of background scoping research and consultation undertaken to assess the scope and methods for impact evaluation in the humanitarian sector. The scoping paper "What evidence is available and what is required, in humanitarian assistance?" provides an independent analysis of the evidence base of evaluations in humanitarian assistance and identifies key gaps and priorities in need of rigorous evidence.