Since the pioneering work of Harry Markowitz, mean–variance portfolio selection model has
been widely used in both theoretical and empirical studies, which maximizes the investment …

A classical measure is essentially a set function satisfying nonnegativity and countable
additivity axioms. However, the additivity axiom of classical measure theory has been …

Real-life decisions are usually made in the state of uncertainty. How do we model
optimization problems in uncertain environments? How do we solve these models? The …

Original scientific paper Abstract: Nowadays, investors' main concerns are choosing the best
portfolio so that the highest possible investment return can be achieved by accepting the …

In today's business environments, the high importance of economic benefits and
environmental impacts of using scrapped products has caused most companies to move to …

This book is a comprehensive guide to several aspects of risk, including information
systems, disaster management, supply chain and disaster management perspectives. A …

This paper discusses portfolio selection problem in fuzzy environment. In the paper,
semivariance is originally presented for fuzzy variable, and three properties of the …

This paper presents two fuzzy portfolio selection models where the objective is to minimize
the downside risk constrained by a given expected return. We assume that the rates of …

By morphing mean–variance optimization (MVO) portfolio model into semi-absolute
deviation (SAD) model, we apply multi criteria decision making (MCDM) via fuzzy …

In this paper, a novel multi objective model is proposed for portfolio selection. The proposed
model incorporates the DEA cross-efficiency into Markowitz mean–variance model and …