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Increasing Caloric Intake to Improve Hours Worked, Earnings, and Physical and Cognitive Abilities in India

Low-income populations throughout the world often consume very few calories. At the time of this intervention in 2013, over 800 million people globally consumed fewer calories than were recommended to maintain a healthy weight. However, the impact of low caloric intake on economic productivity is...

The Impact of Offering Pay-as-you-go Car Insurance on Covering Drivers in California

Researchers conducted a randomized evaluation to test the impact of introducing a pay-as-you-go car insurance contract, which reduces minimum purchase requirements, to uninsured drivers in California. Applicants who were offered this type of insurance were nearly twice as likely to purchase car...

Information and Adoption of Energy-Efficient Stitching Motors in Bangladesh

Yunfan Gu
Gaurav Nayyar
Siddharth Sharma
Researchers are working with small- and medium-sized enterprises in the leather goods and footwear manufacturing sector in Bangladesh to understand the role of information in the adoption of energy-efficient motors for stitching machines, as well as firms’ perception of and willingness to pay for...

Cash Transfers’ Effects on Food Consumption in Mexico

Carlos Chiapa
Silvia Prina
Irvin Rojas
Researchers conducted a randomized evaluation to test the impact of the anti-poverty cash transfer program, PROSPERA, on food consumption for families living in poverty in Mexico. Households consumed enough food both before and after receiving the cash transfer.

The Effects of Free Drinking Water Treatment on Child Survival in Kenya

Ricardo Maertens
Brandon Joel Tan
Diarrhea is a leading cause of death in children under the age of 5, but adding small amounts of chlorine into water can treat water and prevent a large number of these deaths. Providing free dispensers for chlorine to treat water reduced under-five mortality. Children living in villages with dilute...

Text Messages as Reminders for Antiretroviral Medication Adherence in Kenya

Researchers introduced text message reminders to evaluate their effect on Kenyan patients taking their antiretrovirals consistently and not skipping doses. Patients who received weekly text messages were more likely to take their medicine 90 percent of the time and were less likely to skip doses for...

Does EdTech Substitute for Traditional Learning? The Impact of Computer-Assisted Learning in Russia

Anastasia Kapuza
Elena Kardanova
Andrey Zakharov
Researchers conducted a randomized evaluation to evaluate the impact of computer-assisted learning (CAL) on student test scores. The CAL program improved students’ math and language test scores, but increasing the time students spent on CAL did not lead to additional gains.

Student Incentive Structures in Malawi

Hyuncheol Kim
Hyuk Harry Son
Researchers conducted a randomized evaluation to test the impact of two different performance-based incentives on students’ test scores, motivation, and behavior in Malawi. They find that tournament-style incentives that rewarded the top performers among a large group lowered test scores and student...