Tailoring instruction to each student’s needs can produce significant learning gains. However, few programs have successfully implemented this approach. In this paper, we present the results of a randomized evaluation of a program that uses an inquiry with an individualized scaffolding...

This paper uses data from 10 at-scale field experiments in four countries to estimate the effect of inquiry- and problem-based pedagogy (IPP) on students' mathematics and science test scores. IPP creates active problem-solving opportunities in settings that provide meaning to the child. Students...

In this article we evaluate the effectiveness of ethnomathematics education among indigenous children: the JADENKÄ program. This intercultural bilingual program has been designed to strengthen the mathematical and ethnomathematical skills of the Ngäbe preschoolers in Ngäbe-Buglé, a comarca...

This paper presents a theoretical model and empirical estimations to evaluate the effects of competition on school quality. Empirical estimations, using roughly 5,000 Chilean schools in the 1994-1997 period and econometric techniques robust to endogeneity, support the theoretical model and show...

The evolution of the skill premium (i.e., the wage differential between skilled and unskilled workers) has interest from at least two perspectives: it is a rough measure of inequality among workers of different qualifications and provides information on the characteristics of the development...