The American Economic Association's registry for randomized controlled trials
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803 Trials Found
D8, D64, C91
C91, D14, D15
Q41, D03, D12
D64; L30
J15, J16, J20, C91
D81, J33, O17
c91, c99, d81, e22, g11, g40
c91, c99, d81, e22, g11, G40
C90, D64, L31
C91, D91, Z13