The American Economic Association's registry for randomized controlled trials
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558 Trials Found
D90,M52
C91, D03
C91; D83; D84; D91
C91, D73, K42, O12, J42
L41, C91, D22
C91, C92, D81
C90, D90, H26, K42
D81, D90
D12, D61, D83, D90, H21, I18, L15, Q58
C21, C93, D1, D90, D81, H4, I22, I15, I18