The American Economic Association's registry for randomized controlled trials
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478 Trials Found
C91, H51, K23, K32, Q51
C91; D91; L80
C91, D83, D01
D73, C91
C91, D91, D71
C91; D81; D91
D91, C91, D01
J16, C78, C91
C91; D83; D91
C91, D01, D91