The American Economic Association's registry for randomized controlled trials
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47 Trials Found
D73; H11; O12; O33; O35
C13, D10, O12, O33
M50, M53, J24, O33
J16, L96, O12, O33
I12, I31, J24, O33
I23, O33, D90, C93
O11; O13; O31; O32; O33; Q12; Q16; Q55; Q57
D12, D61, D90, D91, I31, L86, O33.