The American Economic Association's registry for randomized controlled trials
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18 Trials Found
D23, J53, M50
C93, D64, D91, M50
J13, J24, M50
O12; L26; M20; O31; O33; O35; O17; M50
M50, M53, J24, O33
C93, I12, D90, C91, M50
I10, M50
L26, M41, M50, J24, J81
C90, D62, D63, D73, D91, M50