The American Economic Association's registry for randomized controlled trials
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427 Trials Found
C18, C81, C90
D81; D25; O12; O13; Q12; Q54
C91, D81
C73, C91, C90, D31, H24
C91, D03, D81, M52, M55, O39
D83, J16, J18, C90
I12, I18, D81, K13
C21, C90, D83, R41, R48
D12, D91, H41, Q5, D72, C93
C93, D81