The American Economic Association's registry for randomized controlled trials
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2342 Trials Found
Q42,O13, Q51, Q57, C93
I30, 138, J01, J08, J13, J16, J51, J71, J78
I24; I23; C93; D83; O33
J71, C93
K13, K41, C90, D91, O33
D47, I21, I24, I28
C93, D31, D85, D91
D91
C93, D91, J31, J51, J63