The American Economic Association's registry for randomized controlled trials
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892 Trials Found
C83, C93, Q51, Q54
C93, D83, D84, R31, J15
D18, G4, D14
C93 D04 K34 K42 Z13
C83, C93, D83, E52, E58
G41, G21, D14, Z13
C93, D91, I20, J16, J24
H24, H26, C93, C99, D81, D91
C93, D83, H11, H75, J16, J18, P47
C93, I21, I24, P46