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We propose a new machine learning-based framework for long-term mortality forecasting. Based on ideas of neighbouring prediction, model ensembling, and tree boosting, this framework can significantly improve the prediction accuracy of long-term mortality. In addition, the proposed framework...
Persistent link: https://www.econbiz.de/10014359797
We propose new neighbouring prediction models for mortality forecasting. For each mortality rate at age x in year t, denoted as mx,t, we construct images of neighbourhood mortality data around mx,t, i.e., ℇmx,t (x1, x2, s), which includes mortality information for ages in [x − x1, x + x2],...
Persistent link: https://www.econbiz.de/10014100374
The frequency and intensity of weather-related catastrophes, such as storms and floods, have been increasing due to climate change. This leads to rising storm catastrophe risks to the property-casualty insurance and reinsurance sector. In this paper, we propose an index-based storm catastrophe...
Persistent link: https://www.econbiz.de/10013322647
In the past decade, cyber insurance has raised much interest in the insurance industry, and cyber risk has evolved from a type of pure operational risk to both operational and liability risk for insurers. However, the modeling of cyber risk is still in its infancy. Compared with other insurance...
Persistent link: https://www.econbiz.de/10014238364
We study the implications of longevity shocks for corporate bond markets, corporate debt financing and investment through the lens of life insurers. Longevity shocks shift life insurers' demand for bonds of specific maturities. When longevity increases, life insurance companies increase their...
Persistent link: https://www.econbiz.de/10014257811
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Purpose – The purpose of this research is examine the development of livestock mortality insurance, and associated challenges, in order to provide an improved understanding regarding the operation of livestock mortality insurance. Design/methodology/approach – In a many countries, livestock...
Persistent link: https://www.econbiz.de/10010688446
Pari-mutuel wagering functions as a very simple financial market, and has therefore been important in studying market efficiency. In this study, an SPRT-like test reveals that probabilities from the win pool corrected for the favourite longshot bias using Asch and Quandt's regression equation...
Persistent link: https://www.econbiz.de/10008800415
Purpose: The purpose of this paper is to examine factors affecting the use of forage index insurance. Forage is a difficult crop to insure, and index insurance may be well suited for forage insurance and has been implemented in several countries, including Canada, the USA and France. Despite...
Persistent link: https://www.econbiz.de/10012184159