The American Economic Association's registry for randomized controlled trials
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374 Trials Found
C93;D03;D21;D83;D84;J64;O17;O12
O14, O16, O17, O33, D83, G20, L14, L15, L81
M50, O14
O12, O13, O33, O55, Q12. Q16
D03, I20, I21, O12, C93
D22, O14, J21
O12, I11, I12
O12, O18, 055, J61, D72
D12; I15; O12; O13; Q53
D12, D61, D80, O12, O17