The American Economic Association's registry for randomized controlled trials
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632 Trials Found
D91, D83, Q18
C91, D83, P16
D83, D90, D91
D72; D83; L82; L86
D83, E31, E52, E71, R21
C91, J16, D83, D91
J24, M53, D83
D83, D84, J64
D81, D82, D83
D83