Analyzing spillover effects of selected cryptocurrencies on gold and brent crude oil under COVID-19 pandemic: Evidence from GJR-GARCH and EVT copula methods

P Karimi, MM Ghazani, SB Ebrahimi - Resources Policy, 2023 - Elsevier
This study examines the dependence structure and estimates the Value at Risk (V a R) and
risk spillover between cryptocurrencies, oil, and Gold market data. In this paper, we estimate …

Volatility connectedness in global foreign exchange markets

T Wen, GJ Wang - Journal of Multinational Financial Management, 2020 - Elsevier
We statically and dynamically measure total and directional volatility connectedness in
global foreign exchange (forex) markets. We use the volatility spillover index and LASSO …

Systemic risk of China's financial industry during the spread of the COVID-19 epidemic and the breakdown of crude oil negotiation

X Zhang, H Zhou, CC Lee - Emerging Markets Finance and Trade, 2022 - Taylor & Francis
This research first adopts three indicators to measure the systemic risk of different financial
industries in China. Second, we employ the Time Varying Parameter-Stochastic Volatility …

[HTML][HTML] Directional predictability in foreign exchange rates of emerging markets: New evidence using a cross-quantilogram approach

MZ Rehman, AK Tiwari, DP Samontaray - Borsa Istanbul Review, 2022 - Elsevier
This study investigates the directional predictability of exchange rates in emerging markets.
Using a cross-quantilogram model, we show that dependencies among emerging markets …

A new approach to portfolio management in the Brazilian equity market: Does assets efficiency level improve performance?

L Maciel - The Quarterly Review of Economics and Finance, 2021 - Elsevier
This paper proposes a new strategy for portfolio selection in the Brazilian equity market with
the use of multifractal detrended fluctuation analysis (MF-DFA) as a mechanism to select …

The dependence structure and portfolio risk of Malaysia's foreign exchange rates: the Bayesian GARCH–EVT–copula model

XW Yeap, HH Lean, MG Sampid… - International Journal of …, 2021 - emerald.com
Purpose This paper investigates the dependence structure and market risk of the currency
exchange rate portfolio from the Malaysian ringgit perspective. Design/methodology …

L'impact de la crise russo‐ukrainienne sur les marchés financiers africains

FK Gbongue, CG Okou… - African Development …, 2023 - Wiley Online Library
Résumé Les effets de la crise russo‐ukrainienne sur le capital‐risque marché au sens de
Bâle II/III, sont quantifiés pour près de 87% de la capitalisation boursière du continent. Notre …

How does price (in) efficiency influence cryptocurrency portfolios performance? The role of multifractality

EAV de Salis, L dos Santos Maciel - Quantitative Finance, 2023 - Taylor & Francis
This paper proposes a new investment strategy in the cryptocurrency market based on a two-
step procedure. The first step is the computation of the asset's levels of efficiency in an …

Value-at-Risk dynamics: a copula-VAR approach

G De Luca, G Rivieccio, S Corsaro - The European Journal of …, 2020 - Taylor & Francis
In financial research and among risk management practitioners the estimation of a correct
measure of the Value-at-Risk still proves interesting. A current approach, the multivariate …

A Personalized Mean‐CVaR Portfolio Optimization Model for Individual Investment

C Yu, Y Liu - Mathematical Problems in Engineering, 2021 - Wiley Online Library
Investment as an important issue in daily life is accompanied by the occurrence of various
financial assets, such as stocks, bonds, and mutual funds. However, risk tolerances vary …