Using unique direct observations of patient-provider interactions linked to patient exit interviews and detailed household surveys, this paper assesses the relationship between patient wealth and the quality and price of antenatal care in the Democratic Republic of Congo. Overall, the analysis...

In the past decade, hundreds of impact evaluation studies have measured the learning outcomes of education interventions in developing countries. The impact magnitudes are often reported in terms of "standard deviations," making them difficult to communicate to policy makers beyond education...

Business survey outcomes for micro and small firms are notoriously noisy, with multiple sources of measurement and recall error. This paper introduces a new survey methodology that combines automatic consistency checks of electronic data collection with triangulation and dynamic adjustment to...

While the concept of social sustainability is growing in salience, there is little consensus on how to measure it. This lack of an accepted measure makes it harder to monitor progress toward sustainable development goals, honor political commitments to leave no one behind, and design effective...

This paper proposes a framework that examines three levels of access to infrastructure-nominal, effective, and quality-adjusted access. Most conventional indicators measure nominal access-whether a household has physical access to a service in or near the house. By contrast, effective access...