The American Economic Association's registry for randomized controlled trials
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999 Trials Found
D91, H02, H31, H41, H71
C92, D85, C71, D91, D23
D80, D84, D90, Q54, Q50, D03
R40, Q58, C92
C91, D83, J24, J54
C72, C78, C91, C92
C72, C91, D8, D9
C91, J15
C91, D90, D91
C33 C91 D91