The American Economic Association's registry for randomized controlled trials
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891 Trials Found
C91, C93, D03, I30; O12
O33, C91, D8
D91, O16
C81, C91
C91, C93, D81, D82, D83, I22
C93, D91, J24, J63, M54
D78; D83; D91
O33, G21, I21, J24, D12, D91, C93
C91, C93, D90, D91
J16, C91