The American Economic Association's registry for randomized controlled trials
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118 Trials Found
O13, C90, Q16
C90, D64, D83, D91, J15, Z18
C90, D44, H23
C90, D14, G11
J2, J7, C90
C90 C91 D63 D90 H23
C90, D64, D91
C21, C90, D1, D90, D81, I20, J13, J24
C90, C91, D63, D81, H23
C90, C93, D64, D91