Problems with the Control Variable Approach in Achieving Unbiased Estimates in Nonlinear Models in the Presence of Many Instruments

Abstract We present a pseudo-panel model and argue that the control variable approach is subject to the many instrument problem, since it uses the predicted value of the endogenous variable. We show how the bias can be analytically characterized. Finally, we demonstrate the problems o...

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Bibliographic Details
Main Authors: Hahn, Jinyong, Hausman, Jerry
Format: Article
Language:English
Published: Springer India 2022
Online Access:https://hdl.handle.net/1721.1/138790