The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
317 Trials Found
North
Northern, Upper East and Upper West Regions
Recife Metropolitan Region
North (Gaibandha)
North (Kurigram)
Northern Region, Upper East
north
East Africa
North Rhine Westphalia (NRW)
North Rhine-Westphalia
Hanoi (Northern Region)