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Richard Breen; John Ermisch – Sociological Methods & Research, 2024
We consider the problem of bias arising from conditioning on a post-outcome collider. We illustrate this with reference to Elwert and Winship (2014) but we go beyond their study to investigate the extent to which inverse probability weighting might offer solutions. We use linear models to derive expressions for the bias arising in different kinds…
Descriptors: Probability, Statistical Bias, Weighted Scores, Least Squares Statistics