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...

Changing pedagogical practices is a promising, cost-effective avenue for improving education in developing countries, especially when done without changing current inputs such as teachers and instruction time. This article presents the results of a randomized evaluation of a program that aimed...

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...