The American Economic Association's registry for randomized controlled trials
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976 Trials Found
C83, C90, D14, D91, Z13
C91, J16, D83, D91
Q54, Q58, D78, H23, P48
C93, Q53, Q57, D90
H23, H24
D63, D31
D63, H20, H71, P48, O17
I20; I2; C90;
C91, D81