The American Economic Association's registry for randomized controlled trials
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207 Trials Found
C71, C72, C78, C92
C92, D82, J7.
I12, D81, D83, C92
C55,C92, D83
D70, D71
C73, C91, C92, H41, Q56
C92, C93, D02, D04, F50
C91, D70, D91
C92; D83; D91
D78,H41,I18