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Title
The use of linear instrumental variables methods in health services research and health economics: a cautionary note.
Authors
Terza, Joseph V; Bradford, W David; Dismuke, Clara E
Abstract
To investigate potential bias in the use of the conventional linear instrumental variables (IV) method for the estimation of causal effects in inherently nonlinear regression settings.
Publication
Health services research, 2008, Vol 43, Issue 3, p1102