Results 51 to 60 of about 2,003,362 (204)

A Mixture of Clayton, Gumbel, and Frank Copulas: A Complete Dependence Model

Journal of Probability and Statistics, 2022
Knowledge of the dependence between random variables is necessary in the area of risk assessment and evaluation. Some of the existing Archimedean copulas, namely the Clayton and the Gumbel copulas, allow for higher correlations on the extreme left and ...
M. A. Boateng, A. Y. Omari-Sasu, R. K. Avuglah, N. K. Frempong   +3 more
doaj   +1 more source

Convexity of ruin probability and optimal dividend strategies for a general Levy process [PDF]

, 2014
In this paper, we consider the optimal dividends problem for a company whose cash reserves follow a general Levy process with certain positive jumps and arbitrary negative jumps.
Shen, Ying, Yin, Chuancun, Yuen, Kam Chuen   +2 more
core   +4 more sources

A Conversation With David Bellhouse

International Statistical Review, EarlyView.
Summary David Richard Bellhouse was born in Winnipeg, Manitoba, on 19 July 1948. He studied actuarial mathematics and statistics at the University of Manitoba (BA, 1970; MA, 1972) and completed his PhD at the University of Waterloo, Ontario, in 1975. After being an Assistant Professor for 1 year at his alma mater, he joined the University of Western ...
Christian Genest
wiley   +1 more source

Artificial Intelligence in Climate and Sustainable Finance: A Blessing or a Curse?

Journal of Economic Surveys, EarlyView.
ABSTRACT While there are concerns regarding the sustainability of artificial intelligence (AI), it is a potential ally in the transition toward a greener future. It offers advanced tools for data analysis; risk modeling; and environmental, social, and governance (ESG) assessment.
Filippo di Pietro, Pilar Giráldez‐Puig, Pedro R. Palos‐Sánchez, Zbigniew Korzeb   +3 more
wiley   +1 more source

Modelización financiero-actuarial de un seguro de dependencia = Long Term Care Insurance Actuarial Model [PDF]

Revista de Métodos Cuantitativos para la Economía y la Empresa, 2008
España ha seguido la tendencia de otros países en cuanto a la cobertura de las personas dependientes, es decir, aquellas que necesitan ayuda para realizar las tareas básicas de la vida diaria, y lo ha hecho mediante la aprobación de la Ley de Promoción ...
Herranz Peinado, Patricia, Guerrero Casas, Flor M., Segovia González, M. Manuela   +2 more
doaj  

The Log-Asset Dynamic with Euler–Maruyama Scheme under Wishart Processes

International Journal of Mathematics and Mathematical Sciences, 2021
This article deals with Wishart process which is defined as matrix generalization of a squared Bessel process. We consider a single risky asset pricing model whose volatility is described by Wishart affine diffusion processes.
Raphael Naryongo, Philip Ngare, Anthony Waititu   +2 more
doaj   +1 more source

Welfare consequences of the compound risks of index insurance

Journal of Risk and Insurance, EarlyView.
Abstract Index insurance is an attractive variant on the standard insurance contract that allows the determination of a loss event to be defined by one or more thresholds on an index that is positively correlated with actual losses. Index insurance also comes with a compound risk, basis risk.
Glenn Harrison, Jimmy Martí­nez‐Correa, Karlijn Morsink, Jia Min Ng, J. Todd Swarthout   +4 more
wiley   +1 more source

Leptospirosis Dynamics With Misdiagnosis: A Review

Journal of Applied Mathematics
Leptospirosis is a zoonosis with global distribution, and a wide variety of clinical symptoms often lead to misclassification as other febrile conditions.
Japheth Musingila Mwongela, Caroline Kanyiri, Virginia Kitetu   +2 more
doaj   +1 more source

Validation of machine learning based scenario generators

Journal of Risk and Insurance, EarlyView.
Abstract Machine learning (ML) methods are becoming increasingly important for designing economic scenario generators for internal models. Validating data‐driven models requires different methods than validating classical, theory‐based models. We discuss two novel aspects of such validation: first, checking the multivariate distribution of risk factors,
Gero Junike, Solveig Flaig, Ralf Werner
wiley   +1 more source

Lee Carter mortality forecasting: application to the Italian population [PDF]

, 2005
In this paper we investigate the feasibility of using the Lee-Carter methodology to construct mortality forecasts for the Italian population. We fit the model to the matrix of Italian death rates for each gender from 1950 to 2000. A time-varying index of
Haberman, S., Russolillo, M.
core