The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
712 Trials Found
D91, I20, J16, O33
C91, D70, D91
D91, I38
H42, L95, D91, O18
I20,I25,O15
H43, I10, I20, I38, O15
C92; D83; D91
D64, D91
H53 (Government Expenditures and Welfare Programs) D91 (Role and Effects of Psychological
C99, D11, D81, D91