The American Economic Association's registry for randomized controlled trials
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492 Trials Found
C93;D03;D21;D83;D84;J64;O17;O12
O14, O16, O17, O33, D83, G20, L14, L15, L81
K42, H11, H56, N46, C93
O12, O13, O33, O55, Q12. Q16
O17, O33, C9
D03, I20, I21, O12, C93
O12, I11, I12
O12, O18, 055, J61, D72
D12; I15; O12; O13; Q53
J24, O33