Results 71 to 80 of about 54,114 (238)

Enerji ve Kıymetli Metal Piyasaları Arasında Yayılım Etkisi: Wavelet Uyum Analizine Dayalı DCC-GARCH Yaklaşımı

open access: yesSosyoekonomi
Bu çalışmada 01.10.2012-04.06.2024 tarihleri arasındaki günlük getiri verileri kullanılarak enerji emtia piyasaları ile kıymetli metal piyasaları arasındaki volatilite yayılımı, zaman-frekans uzayında piyasalar arasındaki ilişkilerin incelenmesine olanak
Aslan Aydoğdu, Umut Uyar
semanticscholar   +1 more source

The implication of cryptocurrency volatility on five largest African financial system stability

open access: yesFinancial Innovation
This study examined the interconnectedness and volatility correlation between cryptocurrency and traditional financial markets in the five largest African countries, addressing concerns about potential spillover effects, especially the high volatility ...
Tonuchi E. Joseph   +3 more
doaj   +1 more source

A Deep Learning Framework for Forecasting Medium‐Term Covariance in Multiasset Portfolios

open access: yesJournal of Forecasting, Volume 45, Issue 4, Page 1797-1828, July 2026.
ABSTRACT Forecasting the covariance matrix of asset returns is central to portfolio construction, risk management, and asset pricing. However, most existing models struggle at medium‐term horizons, several weeks to months, where shifting market regimes and slower dynamics prevail.
Pedro Reis, Ana Paula Serra, João Gama
wiley   +1 more source

Dynamic volatility among fossil energy, clean energy and major assets: evidence from the novel DCC-GARCH

open access: yesEconomic Change and Restructuring
The objective of this paper is to assess the dynamic volatility connectedness between fossil energy, clean energy, and major assets i.e., Bonds, Bitcoin, Dollar index, Gold, and Standard and Poor's 500 from September 17, 2014 to October 11, 2022.
Oktay Ozkan   +3 more
semanticscholar   +1 more source

MEASURING SYSTEMIC RISK OF CHINA'S LISTED BANKS [PDF]

open access: yesFinancial Studies, 2021
After the financial crisis in 2008, the world became more aware of the importance of the systemic risk. Within China’s financial system, commercial banks have a dominant position.
Ping ZHANG   +3 more
doaj  

How Regulation and Global Standing Shape Stock Market Co‐Movements: A G20 Panel Study

open access: yesInternational Review of Finance, Volume 26, Issue 2, June 2026.
ABSTRACT Motivated by post‐2020 fragmentation and underexplored institutional‐geopolitical drivers, we examine how regulatory quality (RQ) and global power (GP) shape stock‐market co‐movements across 17 G20 economies. We estimate time‐varying correlations via ADCC‐GARCH, construct a scaled correlation index, and apply panel ARDL. We find that higher RQ
Sama Haddad   +4 more
wiley   +1 more source

Volatility and spillover analysis between cryptocurrencies and financial indices: a diagonal BEKK and DCC GARCH model approach in support of SDGs

open access: yesCogent Economics & Finance
This study explores the volatility spillover effects between clean and dirty cryptocurrencies and key financial indices, specifically focusing on Green Finance Indices (such as solar, wind, and nuclear) and Economic Indices (like the Baltic Dry Index and
I. Iuga, R. Nerișanu, L. Dragolea
semanticscholar   +1 more source

The Monetary Policy–Commodities Nexus: A Survey

open access: yesJournal of Economic Surveys, Volume 40, Issue 2, Page 1050-1082, April 2026.
ABSTRACT This survey synthesizes evidence on the bidirectional links between commodity markets and monetary policy. On the commodities‐to‐policy side, we review how shocks to energy, food, and metals pass through to inflation, inflation expectations, economic activity, and financial stability in state‐dependent ways that vary by shock type, exposure ...
Martin T. Bohl   +2 more
wiley   +1 more source

Bitcoin as a Distinct Asset Class for Hedging and Portfolio Diversification: A DCC-GARCH Model Analysis

open access: yesNMIMS Management Review
Purpose: Bitcoin, the most popular form of virtual currency, currently holds the highest market capitalization among cryptocurrencies and serves as a benchmark for the typical cryptocurrency.
Vikrant Vikram Singh   +2 more
semanticscholar   +1 more source

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