Improving Portfolio Optimization by DCC And DECO GARCH: Evidence from Istanbul Stock Exchange
In this paper, the performance of global minimum variance (GMV) portfolios constructed by DCC and DECO-GARCH are compared to that of GMV portfolios constructed by sample covariance and constant correlation methods in terms of reduced volatility.
Yilmaz, Tolgahan
core
Building an Optimal Portfolio Consisting of two Assets and Its Efficient Frontier [PDF]
In modern portfolio theory, it is common practice to first compute the risk-reward efficient frontier and then to support an individual investor in selecting a portfolio that meets his/her preferences for profitability and risk.
Florentin SERBAN, Mihail BUSU
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Portfolio Optimization with a Mean-Entropy-Mutual Information Model. [PDF]
Entropy (Basel), 2022 Novais RG, Wanke P, Antunes J, Tan Y.
europepmc +1 more source
Translating Circularity Into Strategy: A Governance Meta‐Capability Framework
Business Strategy and the Environment, EarlyView.ABSTRACT Firms struggle to transition to circular economy (CE) models, often citing external barriers. Yet some firms succeed, whereas others fail: Why? We argue that success depends on a specific governance capability—a meta‐capability that allows firms to (1) sense and strategically reframe CE imperatives, (2) seize opportunities by aligning diverse ...
Felix Carl Schultz +1 more
wiley +1 more source
Global Portfolio Optiomization Revisted: A Least Discrimination Alternative to Black-Litterman [PDF]
Global portfolio optimization models rank among the proudest achievements of modern finance theory, but practitioners are still struggling to put them to work.
Jacques Pezier
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Current Trends and Future Research in Management Control for Sustainability in Retail
Business Strategy and the Environment, EarlyView.ABSTRACT The growing emphasis on sustainability in the retail sector, driven by regulatory frameworks, market trends and consumer demand, has placed management control at the forefront of facilitating sustainability practices. Despite increasing academic interest in this area, the literature is fragmented and provides limited sector‐specific insight ...
Miguel Gil, Mart Ots, Timur Uman
wiley +1 more source
Foundations of Portfolio Theory [PDF]
Prize Lecture to the memory of Alfred Nobel, December 7, 1990.Portfolio Theory;
Markowitz, Harry M.
core
Portfolio optimization of financial commodities with energy futures. [PDF]
Ann Oper Res, 2022 Wang L +4 more
europepmc +1 more source
The Influence of ESG Controversies on Financing Costs for European Companies: Does Culture Matter?
Business Strategy and the Environment, EarlyView.ABSTRACT This study examines the relationship between environmental, social, and governance (ESG) controversies and corporate financing costs, focusing on the moderating effect of national culture. It analyzes European companies listed on the STOXX 600 Index from 2016 to 2023.
Souad Brinette +2 more
wiley +1 more source
On efficiency of mean-variance based portfolio selection in DC pension schemes [PDF]
We consider the portfolio selection problem in the accumulation phase of a defined contribution (DC) pension scheme. We solve the mean-variance portfolio selection problem using the embedding technique pioneered by Zhou and Li (2000) and show that it is ...
Elena Vigna
core