Weak instrument robust inference is a critical area in econometrics that addresses the reliability of instrumental variable techniques when instruments exhibit only a feeble correlation with the ...

The estimation of economic relationships often confronts the challenge of weak instruments – variables that are only weakly correlated with endogenous regressors. Such weakness can lead to substantial ...

Endogeneity of explanatory variables is now receiving the concern it deserves in the empirical political science literature. Instrumental variables (IVs) estimators, such as two-stage least squares ...

In a natural experiment, treatment assignments are made through a haphazard process that is thought to be as-if random. In one form of the natural experiment, encouragement to accept treatment rather ...

Please provide your email address to receive an email when new articles are posted on . While all the assessed instruments demonstrated a high prevalence of frailty in patients receiving hemodialysis, ...