The American Economic Association's registry for randomized controlled trials
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3335 Trials Found
C93, D12, D90, Q41
C83, C91, J16, J71
J13, J16 , C83, Z13
C99, D11, D81, D91
I10, O33, D83
C92, D82, D83
I21, I31, Q57, Q59, C93,
D72, D91, H21, H23, H24, H41, H53
I28; P16; D83; C93
C83, I28, D83