The American Economic Association's registry for randomized controlled trials
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702 Trials Found
C91; D81; D91
D91, C91, D01
D64, H41, D83
C92, D83, D91, H41
C71; C83; C92; D91
D71, D80, D91
J16, C78, C91
C91; D83; D91
C99, D11, D81, D91
C91, D01, D91