Nonexperimental data are used to evaluate impacts of a Bolivian preschool program on cognitive, psychosocial, and anthropometric outcomes. Impacts are shown to be highly dependent on age and exposure duration. To minimize the effect of distributional assumptions, program impacts are estimated as...

This paper presents new evidence for major world regions and for the most populous countries in each region on associations between the average ages of populations and three groups of economic outcomes: (1) macroeconomic aggregates (domestic saving as a share of GDP, GDP per capita, capital per...

This chapter covers selected topics for the 80% of the world's labor force that works in the developing countries. These topics are ones that have: (1) received relatively great attention in developing countries compared to developed economies (i.e., family enterprises, missing labor markets,...

One of the major components of the PROGRESA program has been directed toward improving the nutritional status of small children in poor rural communities in Mexico. Results suggest that PROGRESA may be having fairly substantial effects on lifetime productivities and earnings of currently small...

"Most investigations into the importance and determinants of adult cognitive skills assume that (1) they are produced primarily by schooling, and (2) schooling is statistically predetermined or exogenous. This study uses longitudinal data collected in Guatemala over 35 years to investigate...

"Many prior studies find significant cross-sectional positive ordinary least squares (OLS) associations between maternal human capital (usually maternal schooling attainment) and children's human capital (usually children's schooling, but in some cases children's nutritional status). This paper...

This paper considers the impact of Programa de Educación, Salud y Alimentación ("PROGRESA"), a large Mexican rural anti-poverty programme that had an evaluation sample in which overall treatment was randomly assigned to some communities but not others, on child nutrition. When we examine the...