The American Economic Association's registry for randomized controlled trials
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868 Trials Found
G21, C83, C93, D83, J16
D11, D12, D91, C93, G51, O33
C93, D83, L11, L25, M41, O12
C93, I21, I24, O33
I21, I28, D83
D12, D83, H42, I12, O33, Q54.
D14, D91, G51, G53, O33, C93
J15, R21, C93, D83, J16
J24, 033, C93, D83
C72, C92, D83, D91