The American Economic Association's registry for randomized controlled trials
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903 Trials Found
C92, D85, D91, Z13.
C91, D90, D91
J71; D91; C90;
D64
D6, D63, D64, D9, D91, D3, D31, H53, I38
D12, D91, M31
C91, D83, D84, D91, G41
Q18, Q56, I12, D91, C93
D18, D91, E21, G28, G51
J16, D90, D91, I23