Browsing Statistics Norway's Open Research Repository (SNORRe) by Subject "Variable treatment intensity"
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How linear models can mask non-linear causal relationships : an application to family size and children's education
(Discussion Papers;586, Working paper, 2009)Many empirical studies specify outcomes as a linear function of endogenous regressors when conducting instrumental variable (IV) estimation. We show that commonly used tests for treatment effects, selection bias, and ...