The American Economic Association's registry for randomized controlled trials
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4 Trials Found
Q01, D60, I15, I31, J16, O13, R20, R52,
C93; D01; D62; D64; D71; D83; D91; H23; Q54; R20
C93, D14, J43, I21, G21, O12, R20
R13, R20, D60