Contributions from Spatial Models to Non-Life Insurance Pricing: An Empirical Application to Water Damage Risk

Autor: Maria Victoria Rivas-Lopez, Roman Minguez-Salido, Mariano Matilla Garcia, Alejandro Echeverria Rey
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Mathematics, Vol 9, Iss 19, p 2476 (2021)
Druh dokumentu: article
ISSN: 2227-7390
DOI: 10.3390/math9192476
Popis: This paper explores the application of spatial models to non-life insurance data focused on the multi-risk home insurance branch. In the pricing modelling and rating process, spatial information should be considered by actuaries and insurance managers because frequencies and claim sizes may vary by region and the premium should be different considering this rating variable. In addition, it is relevant to examine the spatial dependence due to the fact that the frequency of claims in neighbouring regions is often expected to be more closely related than those in regions far from each other. In this paper, a comparison between spatial models, such as spatial autoregressive models (SAR), the spatial error model (SEM), and the spatial Durbin model (SDM), and a non-spatial model has been developed. The data used for this analysis are for a home insurance portfolio located in Spain, from which we have selected peril of water coverage.
Databáze: Directory of Open Access Journals
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