The American Economic Association's registry for randomized controlled trials
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559 Trials Found
J16, J71, M51, O12, O17
J13, J16, O15, O33, I15, Z13
C92, D85, D91, Z13.
J16, L26, O12, O15, I25, D91
J16, O18, R41
J13, J16, D83
C93; J16; I28; I24
C83, C91, J16, J71
J13, J16 , C83, Z13
J16, D90, O12