The American Economic Association's registry for randomized controlled trials
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928 Trials Found
O16, G21, J16, O12
C93; J16; I28; I24
J16, J71, Z13
C83, D31, H41, I14, O15, Q53
J16, J22
I38, L82, N77, J24
C93, K14, I12, I31, J01
J16, D72
I10 I12 I38 J13
H8, I23, J16