The American Economic Association's registry for randomized controlled trials
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846 Trials Found
D81, J33, O17
C81, C91
C72, C78, C91, C92
c91, c99, d81, e22, g11, g40
c91, c99, d81, e22, g11, G40
C90, D81, D91, G11, I31
C90 C91 D63 D90 H23
D81, D83, D84, C93, I26
L83, Z31, D91, D12, D35
C91, D91, Z13