The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
206 Trials Found
North America
Michigan State University
Middle East and North Africa (MENA)
North West Province, Districts of Ngaka Modiri Molema and Dr. Kenneth Kaunda
New York State
ZARIA, KADUNA STATE
Cross River State, Nigeria.
North
North (Gaibandha)
North (Kurigram)
Osun State