Asymptotics for aggregated interdependent multivariate subexponential claims with general investment returns

Fuente: arXiv
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Hauptverfasser: Chen, Zhangting, Konstantinides, Dimitrios G., Passalidis, Charalampos D.
Format: Preprint
Veröffentlicht: 2025
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author Chen, Zhangting
Konstantinides, Dimitrios G.
Passalidis, Charalampos D.
author_facet Chen, Zhangting
Konstantinides, Dimitrios G.
Passalidis, Charalampos D.
contents This paper investigates asymptotic estimates for the entrance probability of the discounted aggregate claim vector from a multivariate renewal risk model into some rare set. We provide asymptotic results for the entrance probability on both finite and infinite time horizons under various assumptions regarding the stochastic price process of the investment portfolio, the distribution class of claim vectors, and the dependence structure among the claim vectors. We note that the main results extend beyond the class of multivariate regular variation. Furthermore, we introduce two dependence structures to model the dependence among the claim vectors. In particular, our results are new even in one-dimensional subcase.
format Preprint
id arxiv_https___arxiv_org_abs_2507_23713
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Asymptotics for aggregated interdependent multivariate subexponential claims with general investment returns
Chen, Zhangting
Konstantinides, Dimitrios G.
Passalidis, Charalampos D.
Probability
This paper investigates asymptotic estimates for the entrance probability of the discounted aggregate claim vector from a multivariate renewal risk model into some rare set. We provide asymptotic results for the entrance probability on both finite and infinite time horizons under various assumptions regarding the stochastic price process of the investment portfolio, the distribution class of claim vectors, and the dependence structure among the claim vectors. We note that the main results extend beyond the class of multivariate regular variation. Furthermore, we introduce two dependence structures to model the dependence among the claim vectors. In particular, our results are new even in one-dimensional subcase.
title Asymptotics for aggregated interdependent multivariate subexponential claims with general investment returns
topic Probability
url https://arxiv.org/abs/2507.23713