Results 11 to 20 of about 135 (110)

The Hachemeister Regression Model [PDF]

open access: yesInformatică economică, 2008
In this article we will obtain, just like in the case of classical credibility model, a credibility solution in the form of a linear combination of the individual estimate (based on the data of a particular state) and the collective estimate (based on ...
Carmen Lenuta TRICA
doaj   +2 more sources

Explicit Description of the Input Data for the Program CRAC 2.0 Used in the Applications of the Credibility Theory [PDF]

open access: yesInformatică economică, 2008
In this paper a brief overview of the structure and the possibilities of the program CRAC 2.0 is given. It will be shown how sectors can be determined in order to use the hierarchical model that is built into the software. Furthermore a general structure
Virginia ATANASIU
doaj   +2 more sources

aXBRL: Search of fraudulent XBRL instance documents with an Android app

open access: yesSoftwareX, 2019
To apply the fuzzy support vector machines algorithm to the audit of XBRL (eXtensible Business Reporting Language) documents, sufficient data is unavailable. Thus, the objective of this study is coding a smartphone app named by aXBRL to provide such data.
G.Y. Sheu
doaj   +2 more sources

Multivariate Fréchet copulas and conditional value‐at‐risk

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 7, Page 345-364, 2004., 2004
Based on the method of copulas, we construct a parametric family of multivariate distributions using mixtures of independent conditional distributions. The new family of multivariate copulas is a convex combination of products of independent and comonotone subcopulas.
Werner Hürlimann
wiley   +1 more source

Comparison of the Actuarial Model for A Normal Lumpsum Pension Plan Using Defined-Benefit and Hybrid Models of Company Employees

open access: yesInPrime, 2023
In this research, we delve into the realm of pension plan programs, essential for securing a robust livelihood post-retirement through the provision of pension benefits to retired employees.
Ardella Maharani   +2 more
doaj   +1 more source

The Pólya‐Aeppli process and ruin problems

open access: yesInternational Journal of Stochastic Analysis, Volume 2004, Issue 3, Page 221-234, 2004., 2004
The Pólya‐Aeppli process as a generalization of the homogeneous Poisson process is defined. We consider the risk model in which the counting process is the Pólya‐Aeppli process. It is called a Pólya‐Aeppli risk model. The problem of finding the ruin probability and the Cramér‐Lundberg approximation is studied.
Leda D. Minkova
wiley   +1 more source

Fractional virus epidemic model on financial networks

open access: yesOpen Mathematics, 2016
In this study, we present an epidemic model that characterizes the behavior of a financial network of globally operating stock markets. Since the long time series have a global memory effect, we represent our model by using the fractional calculus.
Balci Mehmet Ali
doaj   +1 more source

Conditional value‐at‐risk bounds for compound Poisson risks and a normal approximation

open access: yesJournal of Applied Mathematics, Volume 2003, Issue 3, Page 141-153, 2003., 2003
A considerable number of equivalent formulas defining conditional value‐at‐risk and expected shortfall are gathered together. Then we present a simple method to bound the conditional value‐at‐risk of compound Poisson loss distributions under incomplete information about its severity distribution, which is assumed to have a known finite range, mean, and
Werner Hürlimann
wiley   +1 more source

Nonparametric estimation for a stochastic volatility model [PDF]

open access: yes, 2010
Diffusion coefficient, Drift, Mean square estimator, Model selection, Nonparametric estimation, Penalized contrast, Stochastic volatility, 62G08, 62M05, 62P05, C14, C87,
Comte, Fabienne   +5 more
core   +1 more source

A two-component copula with links to insurance

open access: yesDependence Modeling, 2017
This paper presents a new copula to model dependencies between insurance entities, by considering how insurance entities are affected by both macro and micro factors.
Ismail S., Yu G., Reinert G., Maynard T.
doaj   +1 more source

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