The American Economic Association's registry for randomized controlled trials
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89 Trials Found
J33; M52; M54; M55
D90, J31, C91
D31, D72, D84, D91, H21, H23, H24, H25, J24, J31, P16, O33
C92, J33, D03, M52, M54
O15, M52, I15, D91,D83
M52, M12, J33, L81,
C21, C93, M52
C90, D81, D82, D90, J16, J24, J31
I12, I13, M52