The American Economic Association's registry for randomized controlled trials
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633 Trials Found
C91, D83, D91, L82
C91, D9, D91, D83
C90, D31, D63, D83, H23
D83, E58, G21, G28, G51, M38
D12, D83,D64, I12,,Q13,Q18
I21, I25, I28
I21, I24, C91, C92, C93
D83
D83, D91, I12, I18.
J13; I31; I38; I24; E24