The American Economic Association's registry for randomized controlled trials
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413 Trials Found
C91, D03, D81, M52, M55, O39
C93, D01, D90, D91, I12, J01
C93, D81
H55, H26, D90, D22
D90, J00, M52
D90
C91; D81; D91
D83, D90, J23, J70, J71, J78, M51
D90 D91 D83 I12 I18 I21 O35
C9, I1, D81, D82