The American Economic Association's registry for randomized controlled trials
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702 Trials Found
C91, D83, D91
C91, D83, D84
J16, C91, D90, J24
C92, C93
C21, C90, D1, D90, D81, I20, J13, J24
H2, H3, H26, C92,
C92; D71
C90, C91, D63, D81, H23
C91, D01, D83
H24, H26, C91, D04, D81, D91