The American Economic Association's registry for randomized controlled trials
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136 Trials Found
D03, D64, C91
C93, Q41,D03, D91
C91 D03 J16
D03 , D91 , H41, D64, C90
I21, I29, C93, D03
D03, D12, D91, L94, O13, Q41, C93, H42, H53
C91, D01, D03, D82
D03, D13, I25
C91, D03