Impact Evaluation in UN Agency Evaluation Systems - UNEG - (2013)

This document, used in conjunction with many other recent resources on impact evaluation, provides a sound starting point for those wishing to commence conducting impact evaluations. Impact evaluations are evaluations of the positive and negative, primary and secondary long-term effects produced by a development intervention, directly or indirectly, intended or unintended. This document provides a guide to understanding the theoretical basis behind Impact Evaluation, and a guide on how to properly practice it.