Artikel

A note on upper tail behavior of Liouville copulas

The family of Liouville copulas is defined as the survival copulas of multivariate Liouville distributions, and it covers the Archimedean copulas constructed by Williamson's d-transform. Liouville copulas provide a very wide range of dependence ranging from positive to negative dependence in the upper tails, and they can be useful in modeling tail risks. In this article, we study the upper tail behavior of Liouville copulas through their upper tail orders. Tail orders of a more general scale mixture model that covers Liouville distributions is first derived, and then tail order functions and tail order density functions of Liouville copulas are derived. Concrete examples are given after the main results.

Language
Englisch

Bibliographic citation
Journal: Risks ; ISSN: 2227-9091 ; Volume: 4 ; Year: 2016 ; Issue: 4 ; Pages: 1-10 ; Basel: MDPI

Classification
Wirtschaft
Subject
tail order
tail order functions
tail order density
dirichlet distributions
scale mixtures

Event
Geistige Schöpfung
(who)
Hua, Lei
Event
Veröffentlichung
(who)
MDPI
(where)
Basel
(when)
2016

DOI
doi:10.3390/risks4040040
Handle
Last update
10.03.2025, 11:42 AM CET

Data provider

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Object type

  • Artikel

Associated

  • Hua, Lei
  • MDPI

Time of origin

  • 2016

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