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Continue to ChatTheory-Based Impact Evaluation: Principles and Practice, by Howard White https://deveval.wordpress.com/2011/09/29/theory-based-impact-evaluation-principles-and-practice-by-howard-white/
Theory-Based Impact Evaluation: Principles and Practice, by Howard White https://deveval.wordpress.com/2011/09/29/theory-based-impact-evaluation-principles-and-practice-by-howard-white/