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Duflo, Annie; Kiessel, Jessica; Lucas, Adrienne – National Bureau of Economic Research, 2020
Randomized controlled trials in lower-income countries have demonstrated ways to increase learning, in specific settings. This study uses a large-scale, nationwide RCT in Ghana to show the external validity of four school-based interventions inspired by other RCTs. Even though the government implemented the programs within existing systems,…
Descriptors: Foreign Countries, Intervention, Validity, Academic Achievement