The American Economic Association's registry for randomized controlled trials
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227 Trials Found
C91, C92, D90, D80, D64
C92, D03
C91, C92, H41
D8, D64, C91
C9,D8,G1,G4
C92; D83; D91
C72, C92, D01, D83
D8; C9; D1;
C72, C73, C92, D83