The American Economic Association's registry for randomized controlled trials
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81 Trials Found
D91, I20, J16, O33
O13, O33
O14, O16, O17, O33, D83, G20, L14, L15, L81
D72, L82, L86, O33
O13, O33, O55
H23, O13, Q12, O33, Q16
D81, D83, D91, O13, O33, Q16
D22, G21, G30, L20, L26, O33, O44, Q52
Z18; D04; O33; D83
O13, O33, Q12, D83