The American Economic Association's registry for randomized controlled trials
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1537 Trials Found
J71, C93, J15, Z12, M51
D63 D64 D91 J12 J16
C91, D31, D63, D91, J16, J22
K13, C91
C90, D60, D64, H56
C72, C78, C91, C92
O12, O15, J15, I38
C91, D31, D63, D91
C91; D72; H11; H41
Q48, Q50, Q58, C90