News

Researchers randomized the suggested contribution in a fundraising appeal sent to patrons of the Bavaria State Opera (Germany). They found that the suggestions increased the average donation while decreasing the participation rate, resulting in no significant change in the average return per mailing...

Researchers partnered with five job centers to test whether health counseling targeted at youth increased insurance coverage and health care use, leading to better health and employment outcomes. Encouraging youth to meet with a social worker and with a physician increased enrollment in the public...

In partnership with the Ministry of Agriculture of the Democratic Republic of Congo and the World Bank, researchers are investigating how subsidizing the cost of and access to improved seeds affects smallholder farmers’ take-up of improved seeds, their short-term agricultural productivity, and...

Researchers evaluated the impact of providing teachers with access to high-quality online lessons and implementation support on student achievement in mathematics. Providing teachers with access to the lessons, reminders, and implementation support significantly increased student achievement.

Improved crop varieties have the potential to produce higher yields than traditional varieties, but rural farmers often do not have the knowledge to properly grow these crops. Researchers seek to understand how providing different amounts of training on how to cultivate NERICA-3, a high-yield but...

Researchers conducted two randomized evaluations to test the impact of coaching teachers on integrating CAL in their elementary and middle school mathematics instruction in two large, diverse school districts in the United States. The intervention led to improved math performance in one evaluation...

Researchers evaluated a program delivering digital aid payments on food security and mental well-being for vulnerable female-headed households in Afghanistan. Digital payments led to improved food security and mental well-being for beneficiaries. Digital delivery of aid was also cost-effective and...