The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
163 Trials Found
North (Gaibandha)
North (Kurigram)
north
North Rhine Westphalia (NRW)
North Rhine-Westphalia
North-Holland
, Wakiso, Mityana), East (Bugiri, Mbale, Jinja, Kaliro), North (Gulu, Lira, Arua)
North America
North Carolina, and additional sites