News

Researchers evaluated the impact of a bid training program on the business performance of local small and medium-sized firms. The bid training led firms to bid on and win more contracts, with the positive impacts concentrated on a quarter of firms.

Researchers are conducting a randomized evaluations to test the impact of different types of public health messaging on the practice of social distancing.

Researchers are measuring the impact of a peer information sharing strategy on people’s learning and adherence to Covid-19 health protocols. This study is part of a three-country research program in Zambia, Ghana, and the US aiming to find evidence on the most effective strategies to communicate...

This study in Kenya found that cost-sharing and health education were not effective alternatives to a total subsidy of deworming drugs.

Researchers in Zambia found that the use of chlorine decreased with higher prices, but this decline was partially offset by better targeting of the product to families who were more likely to use it. Additionally, there was no evidence that higher offer prices screened out poorer or less educated...

In India, researchers measured the impact of providing vouchers to attend private schools on student learning. Students who won vouchers had test scores that were 0.13 standard deviations higher across all subjects.

Researchers, in partnership with the Indian NGO Pratham, evaluated the effect of peer networks on the enrollment and attendance of out-of-school children in informal classes intended to transition them into formal schooling. They found that an out-of-school child was more likely to attend the...