On adding over-identifying instrumental variables to simultaneous equations.

Reducing the number of over-identifying instruments, or adding them to a structural equation, increases estimation dispersion. Added instruments should be insignificant under correct specification, with parameter estimates nearly unaffected, confirmed by Monte Carlo. Selecting instruments does not a...

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Détails bibliographiques
Auteur principal: Hendry, D
Format: Journal article
Langue:English
Publié: Elsevier 2011