The American Economic Association's registry for randomized controlled trials
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391 Trials Found
C99, D81, Q12, Q54
D81
D22, D25, D81, H23, H32, C90
C91, C92, D90, D80, D64
I21, C93, Z13, D85, J15, D90
I20, D90
D14, D81, D83, G41, G53, O33
C91, D81, D91
D44, D47, D81, C90
D81; D90; D91; H76; K42