Results 11 to 20 of about 42,233 (256)

Forecasting gains by using extreme value theory with realised GARCH filter

open access: yesIIMB Management Review, 2021
Early empirical evidence suggests that the realised generalised autoregressive conditional heteroskedasticity (GARCH) model provides significant forecasting gains over the standard GARCH models in volatility forecasting.
Samit Paul, Prateek Sharma
doaj   +1 more source

A Hybrid Model of Machine Learning Model and Econometrics’ Model to Predict Volatility of KSE-100 Index

open access: yesReviews of Management Sciences, 2022
Purpose: The purpose of this paper is to predict the volatility of the KSE-100 index using econometric and machine learning models. It also designs hybrid models for volatility forecasting by combining these two models in three different ways ...
Komal Batool   +2 more
doaj   +1 more source

Value-at-risk predictive performance: a comparison between the CaViaR and GARCH models for the MILA and ASEAN-5 stock markets [PDF]

open access: yesJournal of Economics Finance and Administrative Science, 2021
Purpose – This paper tests the accuracies of the models that predict the Value-at-Risk (VaR) for the Market Integrated Latin America (MILA) and Association of Southeast Asian Nations (ASEAN) emerging stock markets during crisis periods.
Ramona Serrano Bautista   +1 more
doaj   +1 more source

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

Exploring the Effectiveness of ARIMA and GARCH Models in Stock Price Forecasting: An Application in the IT Industry [PDF]

open access: yesInformatică economică, 2023
his study aims to develop a predictive model for stock prices using time-series analysis. The primary objective is to identify volatility patterns through the implementation of the GARCH model and forecast future stock prices for Microsoft company ...
Lavinia Roxana TOMA
doaj   +1 more source

Studying the effects of USING GARCH-EVT-COPULA METHOD TO ESTIMATE VALUE AT RISK OF PORTFOLIO [PDF]

open access: yesIranian Journal of Finance, 1999
Value at Risk (VaR) plays a central role in risk management. There are several approaches for the estimation of VaR, such as historical simulation, the variance-covariance and the Monte Carlo approaches. This work presents portfolio VaR using an approach
Ghodratollah Emamverdi
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

Extreme Value Theory and Value at Risk: Application to OPEC Market [PDF]

open access: yesPizhūhishnāmah-i Iqtiṣād-i Inirzhī-i Īrān, 2019
Regarding the role of the energy market, especially oil, on the economy of countries, it is important to identify the future evolution of the market. In this respect, predicting the changeable extreme evolution of the oil price is crucial for decision ...
mahtab mehrasa, Teymour Mohamadi
doaj   +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

Estimating Value at Risk of Portfolio of Oil and Gold by Copula-GARCH Method [PDF]

open access: yesتحقیقات مالی, 2014
Copula functions are powerful tools that describe dependence structure of multi- dimension random variables and are considered as one of the newest tools for risk management.
Saeed Fallahpour, Ehsan Ahmadi
doaj   +1 more source

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