Date published: 2008 Share This guide sets out principles for impact evaluation of social and economic development programs. Download main report file Download file Resource collections Evaluating humanitarian action Monitoring and Evaluation (M&E) Monitoring of humanitarian action Use of evaluation evidence You might also like Short read Early Implementation Lessons from 3ie-supported Impact Evaluations of Humanitarian Assistance 4 October 2016 3iE - International Initiative for Impact Evaluation Evaluations and Lessons Learned Presentation The counterfactual Howard White International Initiative for Impact Evaluation 2014 3iE - International Initiative for Impact Evaluation Evaluations and Lessons Learned Guidance and Tools Presentation Experimental Methods for Impact Evaluation March 2013 3iE - International Initiative for Impact Evaluation Evaluations and Lessons Learned Guidance and Tools Short read Plan UK Management Response to Ebola Evaluation February 2017 Plan International Evaluations and Lessons Learned