The American Economic Association's registry for randomized controlled trials
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644 Trials Found
C93, C25, D83, D91, I24
O33, G21, I21, J24, D12, D91, C93
J24, J21, J16, I24
I24, J16, J24, C93, D83
I21, I25, J22, O12
C93; I21; J24
I24 , D90 , D91
I23, I24
I21; I28