The American Economic Association's registry for randomized controlled trials
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771 Trials Found
C91, D81, D83, D91
C92 C78 I20
C72, C91, D83
C91, D91
C91, D83
C92, D85, D91, Z13.
C91, D90, D91
C91, D83, D84, D91, G41
C91, D63
I12, D83, D71