Aim/purpose - In this paper, a market volatility-robust portfolio composition framework under the modified Markowitz … financial instruments formulation procedure at an increased market volatility. Design/methodology/approach - In order to … two states, i.e., quiescent (non-crisis; low market volatility) periods that are occasionally interspersed with stress …

markets with stochastic volatility (SV). We offer the existence and uniqueness results of the TCMV equilibrium controls for …-White and 3/2 SV models. The uniqueness of the equilibrium controls are related to the mean-reverting speed of the volatility …

The paper examines the performance of four multivariate volatility models, namely CCC, VARMA-GARCH, DCC and BEKK, for … the optimal portfolio weights of all multivariate volatility models for Brent suggest holding futures in larger … volatility model give the time-varying hedge ratios, and recommend to short in crude oil futures with a high proportion of one …

uncertainty. By using duality theory, we show that the robust portfolio selection problem via learning with a mixture model can be …

This paper examines how volatility positions can be optimally constructed by modeling the selection process as a linear … parameters to be applied in the optimization process for robust position risk management. We use implied volatility decreases …) events to construct a linear system where feasible solutions represent an investor’s optimal volatility position. Significant …