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Measuring results and impact evaluation : From promises into evidence

Related Document
Frame of Image ment an impact evaluation?
3
Why Evaluate?
1 Need evidence on what works
Limited budget and bad policies could hurt
2 Improve program/policy implementation
o Design (eligibility, benefits) o Operations (efficiency & targeting)
3 Information key to sustainability
o Budget negotiations o Informing beliefs and the press o Results agenda and Aid effectiveness
Impact Evaluation Answers
What was the effect of the program on outcomes? How much better off are the beneficiaries because of the program/policy? How would outcomes change if changed program design?
Is the program cost-effective?
Impact Evaluation Answers
What is effect of scholarships on school attendance & performance (test scores)?
Does contracting out primary health care lead to an increase in access?
Does replacing dirt floors with cement reduce parasites & improve child health? Do improved roads increase access to labor markets & raise income?
Answer these questions
1
Why is evaluation valuable?
2
What makes a good impact evaluation?
How to implement an impact evaluation?
3
How to assess impact
e.g. How much does an education program improve test scores (learning)?
What is beneficiary’s test score with program compared to without program?
Formally, program impact is: α = (Y | P=1) - (Y | P=0) Compare same individual with & without programs at same point in time
Solving the evaluation problem
Counterfactual: what would have happened
without the program.
Estimated impact is difference between treated observation and cou


Full Text
Title Measuring results and impact evaluation
Similar Titles
Sub Title

From promises into evidence

Material Type Proceedings
Author(English)

Gertler, Paul

Publisher

[Berkeley]:University of California, Berkeley

Date 2012
Event

The Regional Impact Evaluation Workshop

Pages 26
Language English
File Type Documents
Original Format pdf
Subject Social Development < Education
Official Aid < Others
Holding KDI; KDI School