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Researchers conducted a randomized evaluation to test the impact and cost-effectiveness of fully online and blended STEM classes in Russia on student test scores. Students in online and blended courses achieved similar scores to students in traditional in-person courses at a lower cost.

Researchers examined the impact of a program that offered financial merit awards combined with academic support services on the learning outcomes of Canadian university students. Results suggest that the impact of such incentives was modest.

Researchers are conducting a randomized evaluation to study the effect of changing legal penalties, along with citizens’ beliefs about these penalties, on corruption and lawbreaking in India.

Researchers evaluated the impact of creating schools offering four years of primary education, in lieu of the government, on early grade reading and math skills in rural Guinea Bissau. The intervention led to substantial improvements in literacy and numeracy.

Researchers studied the impact of physician training on the cost and quality of care in a large hospital that randomly allocated patients to teams of physicians from residency programs affiliated with one of two different medical schools. Costs for patients treated by physicians affiliated with the...

Businesses may be slow to adopt a new technology even when it offers clear benefits. Researchers introduced a new fabric cutting technology to a randomly selected group of soccer ball manufacturers in Pakistan, but very few firms adopted it. They hypothesized that the most likely explanation for low...

Researchers conducted a randomized evaluation to test whether a performance-based repayment contract could outperform conventional microcredit contracts, or fixed-payment loans, in improving business outcomes and welfare for micro-distributors in Kenya. Micro-distributors who received flexible...