The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
165 Trials Found
Zambezia province
Central Province
Province of Kossi
Sichuan province
New York City
Jinan City, Shandong Province
Vientianne Province
Anhui Province, Jiangsu Province, Zhejiang Province, and Shanghai
Xi'an City, Shaanxi Province