A Euclidean Likelihood Estimator for Bivariate Tail Dependence

de Carvalho, Miguel;Oumow, Boris;Segers, Johan;Warchol, Michal
(2013) Communications in Statistics: Theory and Methods — Vol. 42, n° 7, p. 1176-1192 (2013)

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Authors
  • de Carvalho, MiguelPontifica Universidade Católica de Chile, Santiago, Chile
    Author
  • Oumow, BorisEcole Polytechnique Fédérale de Lausanne, Switzerland
    Author
  • Segers, JohanUCLouvain
    Author
  • Warchol, MichalUCLouvain
    Author
Abstract
The spectral measure plays a key role in the statistical modeling of multivariate extremes. Estimation of the spectral measure is a complex issue, given the need to obey a certain moment condition. We propose a Euclidean likelihood-based estimator for the spectral measure which is simple and explicitly defined, with its expression being free of Lagrange multipliers. Our estimator is shown to have the same limit distribution as the maximum empirical likelihood estimator of Einmahl and Segers (2009). Numerical experiments suggest an overall good performance and identical behavior to the maximum empirical likelihood estimator. We illustrate the method in an extreme temperature data analysis.
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Citations

de Carvalho, M., Oumow, B., Segers, J., & Warchol, M. (2013). A Euclidean Likelihood Estimator for Bivariate Tail Dependence. Communications in Statistics: Theory and Methods, 42(7), 1176-1192. https://doi.org/10.1080/03610926.2012.709905 (Original work published 2013)