The American Economic Association's registry for randomized controlled trials
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634 Trials Found
C80, D01, D90, D91
C91 D63
I38, J46, C93, O12, D91, D90, H55, J18
C78, C91, D63, Q28
C91, C92, D64, Q56
A16, D63, D83
D64, H41, C93, D91
D83, D63, D31
D31, D63, D90, and D92
C78, C91, D63