The American Economic Association's registry for randomized controlled trials
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832 Trials Found
C91, Q5
C91, C92, G21, O16
E24, J23, J24, M40, O33, D83, C91
D63, D72, D91, H23, K32
D83, D90, C91
F22, D72, D74, F51
C91, D91, J16, Z11
D9, D83, D64, C91
C9; D72; D83; D91; H23 ; Q52
C12, C72, C91, C92, D44, D47, D82