Citation:
Elwert F, Winship C. Endogenous Selection Bias: The Problem of Conditioning on a Collider Variable. Annual Review of Sociology. 2014;40 (1) :31-53.
Christopher Winship
Diker-Tishman Professor of Sociology + Member of the Faculty of the Harvard Kennedy School of Government
436 William James Hall, 33 Kirkland Street, Cambridge, MA 02138
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