Arbeitspapier

Size Matters: Covariance Matrix Estimation Under the Alternative

The purpose of this paper is to investigate, using Monte Carlo methods, whether or not Hall's (2000) centered test of overidentifying restrictions for parameters estimated by Generalized Method of Moments (GMM) is more powerful, once the test is size-adjusted, than the standard test introduced by Hansen (1982). The Monte Carlo evidence shows that very little size-adjusted power is gained over the standard uncentered calculation. Empirical examples using Epstein and Zin (1991) preferences demonstrate that the centered and uncentered tests sometimes lead to different conclusions about model specification.

Language
Englisch

Bibliographic citation
Series: Queen's Economics Department Working Paper ; No. 1091

Classification
Wirtschaft
Statistical Simulation Methods: General
Model Evaluation, Validation, and Selection
Asset Pricing; Trading Volume; Bond Interest Rates
Subject
Size
Power
GMM
Overidentifying restrictions

Event
Geistige Schöpfung
(who)
Allen, Jason
Event
Veröffentlichung
(who)
Queen's University, Department of Economics
(where)
Kingston (Ontario)
(when)
2005

Handle
Last update
10.03.2025, 11:43 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Allen, Jason
  • Queen's University, Department of Economics

Time of origin

  • 2005

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