Detecting lack of identification in GMM

被引:43
作者
Wright, JH [1 ]
机构
[1] Fed Reserve Board, Washington, DC 20551 USA
关键词
D O I
10.1017/S0266466603192055
中图分类号
F [经济];
学科分类号
02 ;
摘要
This paper proposes a test of the null of underidentification in the nonlinear-in-parameters generalized method of moments model. It can be thought of as a nonlinear analog of the usual linear instrumental variables first-stage F-test. It can be used as a diagnostic to warn a researcher when conventional asymptotic theory is unlikely to work well.
引用
收藏
页码:322 / 330
页数:9
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