SOLVING RISK CONDITIONS OPTIMIZATION PROBLEM IN PORTFOLIO MODELS


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Abstract

In this paper formation model of stock portfolios M from N is studied in order to minimize the total risk of all portfolios. In this study, it is assumed that risk of each stock portfolio is expressed by definite function. This function depends only on invested amount for portfolio formation, and total risk is a function of risks of separated portfolios. The discussed model is a non-linear minimization bi-parametric model which can be converted into one parametric minimization problem for certain varieties of objective.

About the authors

Reza Ibrahim Nazari

Tabriz branch, Islamic Azad University, Tabriz

Author for correspondence.
Email: Nazari@iaut.ac.ir

lecturer, associate professor of accounting of the chair «Accounting»

Iran, Islamic Republic of

Kamil Salam Mamedov

Baku State University, Baku

Email: fake@neicon.ru

associate professor of the chair «Economic informatics»

Azerbaijan

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