The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
121 Trials Found
Henan Province
Gansu Province
Antique Province
João Pessoa (PB); Caxias do Sul (RS); Salvador (BA); Vitória (ES)
Anhui Province
North-West Province
Meizhou, Guangdong Province
Lai Chau province
Province of Venice (Veneto Region)