Results 191 to 200 of about 68,681 (312)

Prospects of development of actuarial science in Ukraine [PDF]

open access: yes, 2013
Nehrey, M. V.   +3 more
core  

Efficiency in Pure‐Exchange Economies With Risk‐Averse Monetary Utilities

open access: yesMathematical Finance, Volume 36, Issue 1, Page 99-117, January 2026.
ABSTRACT We study Pareto efficiency in a pure‐exchange economy where agents' preferences are represented by risk‐averse monetary utilities. These coincide with law‐invariant monetary utilities, and they can be shown to correspond to the class of monotone, (quasi‐)concave, Schur concave, and translation‐invariant utility functionals. This covers a large
Mario Ghossoub, Michael B. Zhu
wiley   +1 more source

Upper Comonotonicity and Risk Aggregation Under Dependence Uncertainty

open access: yesMathematical Finance, Volume 36, Issue 1, Page 118-139, January 2026.
ABSTRACT In this paper, we study dependence uncertainty and the resulting effects on tail risk measures, which play a fundamental role in modern risk management. We introduce the notion of a regular dependence measure, defined on multimarginal couplings, as a generalization of well‐known correlation statistics such as the Pearson correlation. The first
Corrado De Vecchi   +2 more
wiley   +1 more source

The Modified Fréchet‐Exponentiated Exponential Distribution: Novel Model for Reliability and Survival Analysis

open access: yesJournal of Probability and Statistics, Volume 2026, Issue 1, 2026.
This study introduces a novel statistical model called the modified Fréchet‐exponentiated exponential (MFrEE) distribution. The existing exponentiated exponential (EE) distribution, while useful for lifetime and reliability data, has limited flexibility in capturing diverse hazard shapes and may not adequately model extreme events or tail behavior.
Merga Abdissa Aga   +4 more
wiley   +1 more source

Cancer statistics, 2026

open access: yesCA: A Cancer Journal for Clinicians, Volume 76, Issue 1, January/February 2026.
ABSTRACT Each year, the American Cancer Society estimates the numbers of new cancer cases and deaths in the United States and compiles the most recent data on population‐based cancer occurrence and outcomes using data collected by central cancer registries (incidence, through 2022) and the National Center for Health Statistics (mortality, through 2023).
Rebecca L. Siegel   +4 more
wiley   +1 more source

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