This paper is a practical guide for researchers and practitioners who want to understand spillover effects in program evaluation. The paper defines spillover effects and discusses why it is important to measure them. It explains how to design a field experiment to measure the average effects of...

Improves our understanding of the determinants of well-being in Latin America using a broad "quality-of-life" concept that challenges standard assumptions in economics, including those about the relationship between happiness and income. Builds upon new economic approaches related to the study...