Results 1 to 10 of about 879 (181)

New approaches of the DCC-GARCH residual: Application to foreign exchange rates

open access: yes
26 pages, 18 ...
Shiraya, Kenichiro   +2 more
openaire   +2 more sources

Unraveling Alzheimer's disease: Investigating dynamic functional connectivity in the default mode network through DCC-GARCH modeling

open access: yesAperture Neuro
Alzheimer's disease (AD) has a prolonged latent phase. Sensitive biomarkers of amyloid beta ($A\beta$), in the absence of clinical symptoms, offer opportunities for early detection and identification of patients at risk. Current $A\beta$ biomarkers, such
Kun Yue   +4 more
doaj   +1 more source

Global Risk Evolution and Diversification: a Copula-DCC-GARCH Model Approach

open access: yesRevista Brasileira de Finanças, 2012
In this paper we estimate a dynamic portfolio composed by the U.S., German, British, Brazilian, Hong Kong and Australian markets, the period considered started on September 2001 and finished in September 2011. We ran the Copula-DCC-GARCH model on the daily returns conditional covariance matrix.
Marcelo Brutti Righi   +1 more
openaire   +1 more source

Multivariate DCC-GARCH Model: -With Various Error Distributions

open access: yes, 2009
In this thesis we have studied the DCC-GARCH model with Gaussian, Student's $t$ and skew Student's t-distributed errors. For a basic understanding of the GARCH model, the univariate GARCH and multivariate GARCH models in general were discussed before the DCC-GARCH model was considered.
openaire   +1 more source

Volatility Spillovers and Market Integration in South Africa’s Fresh Produce Markets

open access: yesCommodities
Price volatility in the South African fresh produce market poses significant risks to the entire value chain. This study examines the extent of price volatility and spillover effects in these markets to improve price risk management and enhance market ...
David Kalima   +2 more
doaj   +1 more source

A Hybrid Model of VAR-DCC-GARCH and Wavelet Analysis for Forecasting Volatility

open access: yesThe 8th International Conference on Time Series and Forecasting, 2022
Maryam Nafisi-Moghadam, Shahram Fattahi
openaire   +1 more source

Venture Capital and Private Equity Diversification: A Var and DCC Garch Approach

open access: yesJournal of Corporate Finance Research / Корпоративные Финансы | ISSN: 2073-0438
The terms “venture capital” and “private equity” are used in a loosely interchangeable manner when capital is invested in innovative technology-driven ideas or nascent-stage/unlisted companies. Pre-revenue idea-based/nascent-stage unlisted start-ups are financed by investors classified as venture capitalist investments, whereas post-revenue established
openaire   +1 more source

The effect of COVID-19 and U.S. monetary policy on Bitcoin and stock market volatility: an application of DCC-GARCH model

open access: yesHumanities & Social Sciences Communications
During the COVID-19 pandemic and subsequent periods of US monetary policy normalization after quantitative easing during COVID-19, global financial markets have encountered elevated levels of volatility and risk.
Kamphol Panyagometh
doaj   +1 more source

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