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Estimation of limited dependent variable models with dummy endogenous regressors : simple strategies for empirical practice
Angrist, Joshua D., (2000)
When to control for covariates? : Panel-asymptotic results for estimates of treatment effects
Angrist, Joshua D., (1999)
When to control for covariates? : Panel asymptotics for estimates of treatment effects
Angrist, Joshua D., (2004)