The American Economic Association's registry for randomized controlled trials
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159 Trials Found
C93, D81
C91, C93, D81, D82, D83, I22
I12, I18, D81, K13
D81, D83, I12
D81; D25; O12; O13; Q12; Q54
C91, D81
C91, D03, D81, M52, M55, O39