Results 21 to 30 of about 423,008 (325)

Fuzzy Portfolio Selection in COVID-19 Spreading Period Using Fuzzy Goal Programming Model

open access: yesMathematics, 2021
While the international lockdown for the COVID-19 pandemic has greatly influenced the global economy, we are still confronted with the dilemma about the economy recession when the stock market hits record highs repeatedly.
Ruey-Chyn Tsaur   +2 more
doaj   +1 more source

Technical Note—Options Portfolio Selection

open access: yesOperations Research, 2020
We develop a new method to optimize portfolios of options in a market where European calls and puts are available with many exercise prices for each of several potentially correlated underlying assets. We identify the combination of asset-specific option payoffs that maximizes the Sharpe ratio of the overall portfolio: such payoffs form the unique ...
Paolo Guasoni, Eberhard Mayerhofer
openaire   +3 more sources

Modeling projects interdependencies to measure their synergic impacts on a project portfolio [PDF]

open access: yesJournal of Project Management, 2021
One of the most critical factors used to evaluate the efficiency of the portfolio selection process is the ability of the model to measure interdependencies among projects.
Nabati, Mohammad Mahdi, Ashrafi, Maryam
doaj   +1 more source

Portfolio Optimization Using Minimum Spanning Tree Model in the Moroccan Stock Exchange Market

open access: yesInternational Journal of Financial Studies, 2023
Portfolio optimization is a pertinent topic of significant importance in the financial literature. During the portfolio construction, an investor confronts two important steps: portfolio selection and portfolio allocation.
Younes Berouaga   +2 more
doaj   +1 more source

Theory of portfolio selection

open access: yesSouth African Journal of Business Management, 1979
No abstract available.
Patrick Kilroe
doaj   +1 more source

Decision-making in formation of mean-VaR optimal portfolio by selecting stocks using K-means and average linkage clustering [PDF]

open access: yesDecision Science Letters, 2022
Stock is one of the investment assets that has its charm for investors. It is very liquid and has a high rate of return, but it has a high risk.
Ahmad Fawaid Ridwan   +2 more
doaj   +1 more source

Prediction Intervals for Time Series and their Applications to Portfolio Selection

open access: yesRevstat Statistical Journal, 2020
This study considers prediction intervals for time series and applies the results to portfolio selection. The dynamics of the high and low underlying returns are depicted by time series models, which lead to a prediction interval of future returns.
Shih-Feng Huang , Hsiang-Ling Hsu
doaj   +1 more source

Designing a Multi-objective Stochastic programming model for portfolio selection [PDF]

open access: yesمدیریت صنعتی, 2015
In traditional portfolio selection model coefficients often are certain and deterministic, but in real world these coefficients are probabilistic. So decision maker cannot estimate them exactly.
Alireza Sharifisalim   +3 more
doaj   +1 more source

Real-Time Portfolio Management System Utilizing Machine Learning Techniques

open access: yesIEEE Access, 2023
There are 1641 companies listed on the National Stock Exchange of India. It is undoubtedly infeasible for a retail investor to invest in all the stocks.
Prakash K. Aithal   +4 more
doaj   +1 more source

Project Portfolio Selection with the Maximization of Net Present Value [PDF]

open access: yesJournal of Optimization in Industrial Engineering, 2013
Projects scheduling by the project portfolio selection, something that has its own complexity and its flexibility, can create different composition of the project portfolio.
Mostafa Nikkhah Nasab, Amir Abbas Najafi
doaj  

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