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By running a Facebook public health campaign, researchers found that social media messaging from doctors and nurses reduced holiday travel and subsequent Covid-19 infection rates. This suggests that social media campaigns may be an impactful and cost-effective way to slow the spread of Covid-19 and...

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 conducted a randomized evaluation to assess employer discrimination by randomizing applicants' self-described gender and marital status on resumes submitted to prospective employers.