The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
157 Trials Found
O1, D1, I1
JEL: C93, I21, J13
J7, D9, D1
K42, I26, J13, J24
C21, C93, D1, D90, D81, H4, I22, I15, I18
J13, J22, C83
D1, J2, G53, C9
C93, D90, I28, J13
J13 Early childhood stimulation; other codes: I20, I25, I30, I38
D1, D9, H43, H54, Q54