Results 31 to 40 of about 36,176 (157)

The Modeling the returns volatility of Indonesian stock indices: The case of SRI-KEHATI and LQ45

open access: yesJurnal Ekonomi Modernisasi, 2022
The purpose of this research is to model the volatility of Stock Indices in Indonesian capital market. This research focuses on two stock indices namely SRI-KEHATI and LQ45.
Regi Muzio Ponziani
doaj   +1 more source

ESTIMASI NILAI CONDITIONAL VALUE AT RISK (CVaR) PORTOFOLIO MENGGUNAKAN METODE EVT-GJR-VINE COPULA

open access: yesE-Jurnal Matematika, 2019
Conditional value at risk (CVaR) is widely used in risk measure that takes into account losses exceeding the value at risk level. The aim of this research is to compare the performance of the EVT-GJR-vine copula method and EVT-GARCH-vine copula method in
NI WAYAN UCHI YUSHI ARI SUDINA   +2 more
doaj   +1 more source

GRG Non-Linear and ARWM Methods for Estimating the GARCH-M, GJR, and log-GARCH Models

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2022
Numerous variants of the basic Generalized Autoregressive Conditional Heteroscedasticity (GARCH) models have been proposed to provide good volatility estimating and forecasting. Most of the study does not work Excel’s Solver to estimate GARCH-type models.
Didit Budi Nugroho   +5 more
doaj   +1 more source

Cryptocurrencies Intraday High-Frequency Volatility Spillover Effects Using Univariate and Multivariate GARCH Models

open access: yesInternational Journal of Financial Studies, 2022
Over the past years, cryptocurrencies have drawn substantial attention from the media while attracting many investors. Since then, cryptocurrency prices have experienced high fluctuations. In this paper, we forecast the high-frequency 1 min volatility of
Apostolos Ampountolas
doaj   +1 more source

Forecasting the Jordanian stock index: modelling asymmetric volatility and distribution effects within a GARCH framework

open access: yesCopernican Journal of Finance & Accounting, 2015
The modelling of market returns can be especially problematical in emerging and frontier financial markets given the propensity of their returns to exhibit significant non-normality and volatility asymmetries.
Heitham Al-Hajieh   +3 more
doaj   +3 more sources

Asymmetry and Leverage in Conditional Volatility Models

open access: yesEconometrics, 2014
The three most popular univariate conditional volatility models are the generalized autoregressive conditional heteroskedasticity (GARCH) model of Engle (1982) and Bollerslev (1986), the GJR (or threshold GARCH) model of Glosten, Jagannathan and Runkle ...
Michael McAleer
doaj   +1 more source

An Empirical Analysis of the Price Volatility Characteristics of China’s Soybean Futures Market Based on ARIMA-GJR-GARCH Model

open access: yesJournal of mathematics, 2021
As the main force in the futures market, agricultural product futures occupy an important position in the China’s market. Taking the representative soybean futures in Dalian Commodity Futures Market of China as the research object, the relationship ...
Yang Xu   +5 more
semanticscholar   +1 more source

Optimizing the Model Investment Portfolios Based on Coherent Risk Measures under Conditions of Asymmetric Financial Market Volatility [PDF]

open access: yesProblemi Ekonomiki
This article is dedicated to the optimization of model investment portfolios by integrating asymmetric volatility forecasting using GJR-GARCH models, considering the minimization of Conditional Value at Risk (CVaR).
Manoilenko Oleksandr V.   +2 more
doaj   +1 more source

Determination of Risk Value Using the ARMA-GJR-GARCH Model on BCA Stocks and BNI Stocks

open access: yesOperations Research: International Conference Series, 2021
Stocks are common investments that are in great demand by investors. Stocks are also an investment instrument that provides returns but tends to be riskier. The return time series is easier to handle than the price time series.
R. Hidayana   +2 more
semanticscholar   +1 more source

Day-of-the-week and month-of-the-year effects on French Small-Cap Volatility: the role of asymmetry and long memory [PDF]

open access: yesEastern Journal of European Studies, 2019
Small-cap stocks are characterized by high volatility and offer investors the opportunity to earn higher returns. This paper empirically investigates the impact of the day-of-the-week and the month-of-the year effects on the volatility of daily and ...
Mohamed CHIKHI   +2 more
doaj  

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