Fuzzy returns in portfolio theory (method of triangular fuzzy numbers)

Abstract

The classical Markowitz problem of investment portfolio optimization is generalised to the case of fuzzy return rates modeled by fuzzy triangular numbers. The risks associated with investment are modeled using polymatroid constraints on risk diversification. A system of algorithms for searching for fuzzy optimal solutions based on the Mathematica package is proposed.

Author Biography

Irina V. Bolshakova, Belarusian State University, 4 Niezaliežnasci Avenue, Minsk 220030, Belarus

senior lecturer at the department of analytical economics and econometrics, faculty of economics

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Published
2021-01-04
Keywords: Markowitz model, fuzzy triangular numbers, fuzzy returns, ; risk polymatroid
How to Cite
Bolshakova, I. V. (2021). Fuzzy returns in portfolio theory (method of triangular fuzzy numbers). Journal of the Belarusian State University. Economics, 2, 50-59. Retrieved from https://journals.bsu.by/index.php/economy/article/view/3258