The American Economic Association's registry for randomized controlled trials
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193 Trials Found
C11, C90, D80, D83
C90, D12, D83
L14, C90
Q52, D91, C90
C11, C90, D83, D91
D73, O12, H83, D82
C93, I38, J21, H24
C90
C90 D04 D31 Q18
C21, C90, C92, D64, D91, I00, I12.