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Challenges of integrated variance estimation in emerging stock markets [PDF]

open access: yesZbornik radova Ekonomskog fakulteta u Rijeci : časopis za ekonomsku teoriju i praksu, 2019
Estimating integrated variance, using high frequency data, requires modelling experience and data crunching skills. Although intraday returns have attracted much attention in recent years, handling these data is challenging because of their ...
Josip Arnerić, Mario Matković
doaj   +1 more source

Performance of the Realized-GARCH Model against Other GARCH Types in Predicting Cryptocurrency Volatility

open access: yesRisks, 2023
Cryptocurrencies have increasingly attracted the attention of several players interested in crypto assets. Their rapid growth and dynamic nature require robust methods for modeling their volatility.
Rhenan G. S. Queiroz, Sergio A. David
doaj   +1 more source

Modeling Exchange Rate Volatility in Türkiye: An Empirical Research

open access: yesİktisat Politikası Araştırmaları Dergisi, 2023
Exchange rate volatility is a concept that corresponds to the fluctuations around the equilibrium value of the exchange rate and is the main source of exchange rate risk as it adversely affects many variables that can disrupt macroeconomic stability ...
Sinem Kutlu Horvath   +1 more
doaj   +1 more source

Oil price effect on sectoral stock returns: A conditional covariance and correlation approach for Mexico

open access: yesRevista Mexicana de Economía y Finanzas Nueva Época REMEF, 2021
Este trabajo analiza la relación entre la volatilidad del precio del petróleo y rendimientos bursátiles sectoriales seleccionados en México (Industrial, materiales, financiero y de consumo discrecional) a través de la implementación de un modelo GARCH ...
Rodrigo A. Morales Fernández Rafaelly   +1 more
doaj   +1 more source

GARCH Modeling of Cryptocurrencies [PDF]

open access: yesSSRN Electronic Journal, 2017
With the exception of Bitcoin, there appears to be little or no literature on GARCH modelling of cryptocurrencies. This paper provides the first GARCH modelling of the seven most popular cryptocurrencies. Twelve GARCH models are fitted to each cryptocurrency, and their fits are assessed in terms of five criteria.
Chu, Jeffrey   +3 more
openaire   +2 more sources

Pro forma modeling of cryptocurrency returns, volatilities, linkages and portfolio characteristics

open access: yesChina Accounting and Finance Review, 2023
Critics say cryptocurrencies are hard to predict and lack both economic value and accounting standards, while supporters argue they are revolutionary financial technology and a new asset class.
Rama K. Malladi
doaj   +1 more source

Forecasting the volatility of EUA futures with economic policy uncertainty using the GARCH-MIDAS model

open access: yesFinancial Innovation, 2021
This study investigates the impact of economic policy uncertainty (EPU) on the volatility of European Union (EU) carbon futures prices and whether it has predictive power for the volatility of carbon futures prices.
Jian Liu   +3 more
semanticscholar   +1 more source

Carpo-metacarpal dislocation treatment

open access: yesPAMJ Clinical Medicine, 2020
We report the case of a young patient of 24 years, motorcyclist, victim of road accident, causing a closed trauma of the right wrist, the examination on admission finds a swollen, painful hand without vascular-nervous disorders, or compartment syndrome ...
Oussama Eladaoui, Abdelhak Garch
doaj   +1 more source

Recent Examination of Energy Markets Volatility

open access: yesStudies in Business and Economics, 2023
The main aim of the paper is to examine if the energy market (crude oil, gas and electricity) realized volatility exhibits a symmetric or an asymmetric behaviour, for certain commodities over the period May 2012 – August 2022.
Jude Octavian   +2 more
doaj   +1 more source

An exceptional localization of hydatidosis

open access: yesPAMJ Clinical Medicine, 2020
A 48-years-old woman, presenting a huge mass of the posterior surface of the thigh, fixed on the deep and superficial planes, evolving for 1 year. The patient has no particular pathological history, and no other signs were noted, including neither weight´
Oussama Eladaoui, Abdelhak Garch
doaj   +1 more source

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