The American Economic Association's registry for randomized controlled trials
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958 Trials Found
L41, C91, D22
J16, J78, C91
C91, D83, D91
J16, C91, D90, J24
C92, C93
D72, L82, L86, O33
H2, H3, H26, C92,
C92; D71
C93, D72, D83, L82
C90, C91, D63, D81, H23