The American Economic Association's registry for randomized controlled trials
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7 Trials Found
O13, Q25, Q16
D12, I31, O12, O13, O18, Q25
C93, H75, O13, Q25, Q51
C93; O13; Q25; Q56
O12, O13, D61, D70, Q18, I38, Q25
O13, Q16, Q25, H42
D03, L95, Q25, Q58