The American Economic Association's registry for randomized controlled trials
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1743 Trials Found
D83, D91
C91, D63, D91, H23
C93, J24, J01, O12
C81, C83, C93, J16, O10, O12
D03, H23, H24, C93, D31, D72
D72, D74, C92, C93
C91, D82, D83, D91, J71, O33
D12, D91, L00
C93; I21; J24
C91, D8, D91