Aug 2010
Author(s): Heinrich, Carolyn;Maffioli, Alessandro;Vázquez, Gonzalo
This document provides a guide to the key aspects of implementing Propensity-Score Matching (PSM) methodology. It summarizes the basic conditions under which PSM can be used to estimate the impact of…
Aug 2010
Author(s): Winters, Paul;Sitja Rubio, Susana
The purpose of this guideline is to discuss the objectives and approaches of regional (subnational) development programs in order to provide guidance on issues related to evaluating the impact of…
May 2010
Author(s): Angelucci, Manuela;Di Maro, Vincenzo
This note defines what spillover effects are, why it is important to measure them, and how to design an evaluation that will enable researchers to measure the impact of the program in the presence of…
May 2010
Author(s): Stecklov, Guy;Weinreb, Alex
While the science of program evaluation has come a tremendous distance in thepast couple of decades, measurement error remains a serious concern and its
implications are often poorly…
May 2005
Author(s): López-Cálix, José R.;Melo, Alberto;Tinsley, Elaine;Calvo, Sara
The last Public Expenditure Review for Ecuador (PER) was produced in 1993. More than a decade later, the purpose of this report is to provide the Ecuadorian authorities with the World Bank's and…