The American Economic Association's registry for randomized controlled trials
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478 Trials Found
C91, J15
C91, D90, D91
C33 C91 D91
C83; C91; D64; D90; Z13
B4, C1, C91, C92, D81
C91, D91, O31
G51, G52, G53, C91, D14
C91
D03, D64, C91
D01, C91, C92, D63, D91, J71