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Small sample properties in a heterogenous Weibull model
Umeå University, Faculty of Social Sciences, Umeå School of Business and Economics (USBE), Economics.
1986 (English)In: Economics Letters, ISSN 0165-1765, Vol. 21, no 1, 17-20 p.Article in journal (Refereed) Published
Abstract [en]

Neglected heterogeneity implies bias for estimators in, e.g., the Weibull duration model. In a Monte Carlo experiment the proper maximum likelihood estimator is better than a new least squares estimator. The likelihood estimator neglecting heterogeneity is inferior. 

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1986. Vol. 21, no 1, 17-20 p.
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URN: urn:nbn:se:umu:diva-64778DOI: 10.1016/0165-1765(86)90113-8OAI: diva2:602672
Available from: 2013-02-02 Created: 2013-02-02 Last updated: 2013-02-12Bibliographically approved

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Brännäs, Kurt
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