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Direct linkReardon, Sean F.; Unlu, Faith; Zhu, Pei; Bloom, Howard – Grantee Submission, 2013
We explore the use of instrumental variables (IV) analysis with a multi-site randomized trial to estimate the effect of a mediating variable on an outcome in cases where it can be assumed that the observed mediator is the only mechanism linking treatment assignment to outcomes, as assumption known in the instrumental variables literature as the…
Descriptors: Statistical Bias, Statistical Analysis, Least Squares Statistics, Sampling
