The American Economic Association's registry for randomized controlled trials
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168 Trials Found
D02, D47, D81, D91, I24
C91, D01, D81, D90
D91, D81
C91, D81, D9
D81, C93
D91, C93, D81, D87
C21, C93, D1, D81, D90, I12, I21
C91, D81, D83, D84
C21; C93; D1; D81; D90; I12; I21