The American Economic Association's registry for randomized controlled trials
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287 Trials Found
D12, I12, O15
D12, D14, D83, D91, G28, G40, J32
C93, D12, Q50
C91, D03
C93, D12, H23, L9, R41
D12, D22, D64, D91, M14
D03, D81, D90
C93, D64, D12
D12; L94; Q41