The American Economic Association's registry for randomized controlled trials
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894 Trials Found
C92 C78 I20
O33, J24, D83, P10
C72, C91, D83
C93, D83, I21, I24,
J16, J71, C90, D83
D83, J12, C93, N36
C91, D83
C92, D85, D91, Z13.
D83, D84, J64
D81, D83, I24