The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
250 Trials Found
Central America
Henan Province
Dalian, Liaoning Province
Central Plateau
Eastern Cape
Central Region
Rural schools in Gansu Province
Eastern Province, Makkah
Province of Buenos Aires (Municipality of General Pueyrredón / Mar del Plata)
Shandong Province