The American Economic Association's registry for randomized controlled trials
Select the trial sections you'd like to search within...
393 Trials Found
I21; I28
I21, I24, I29
Health, Education and Welfare
I21, I25, O15
C93, I21, I23
I21, I25, I29
I21, I24, I26, I29
I21, I23, I28
I21, I25, Q54