On the existence of the maximum likelihood estimates in Poisson regression

Silva, J. M. C. Santos; and Tenreyro, SilvanaORCID logo (2010) On the existence of the maximum likelihood estimates in Poisson regression Economics Letters, 107 (2). pp. 310-312. ISSN 0165-1765
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We note that the existence of the maximum likelihood estimates in Poisson regression depends on the data configuration, and propose a strategy to identify the existence of the problem and to single out the regressors causing it.
Item Type Article
Copyright holders © 2010 Elsevier B.V
Keywords ISI, Collinearity; Complete separation; Perfect prediction
Departments Centre for Economic Performance
Economics
DOI 10.1016/j.econlet.2010.02.020
Date Deposited 18 Jun 2010 09:16
URI https://researchonline.lse.ac.uk/id/eprint/28398

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