To mark the retirement of Robert S. McNamara as President of the World Bank after thirteen years of service, the Bank's Executive Directors commissioned a book gathering together all the principal statements Mr. McNamara made during his tenure of office

"The author critically reviews the methods available for the ex-post counterfactual analysis of programs that are assigned exclusively to individuals, households, or locations. The discussion covers both experimental and non-experimental methods (including propensity-score matching,...