Results 1 to 10 of about 816,870 (348)

How Does the Volatility of Volatility Depend on Volatility? [PDF]

open access: yesRisks, 2020
We investigate the state dependence of the variance of the instantaneous variance of the S&P 500 index empirically. Time-series analysis of realized variance over a 20-year period shows strong evidence of an elasticity of variance of the variance ...
Sigurd Emil Rømer, Rolf Poulsen
doaj   +5 more sources

Estimating Stochastic Volatility under the Assumption of Stochastic Volatility of Volatility [PDF]

open access: yesRisks, 2020
We propose novel nonparametric estimators for stochastic volatility and the volatility of volatility. In doing so, we relax the assumption of a constant volatility of volatility and therefore, we allow the volatility of volatility to vary over time.
Moawia Alghalith   +2 more
doaj   +3 more sources

Capturing the Performance of Indonesian Sharia Stock Index (ISSI) and Composite Share Price Index (IHSG) Jakarta Period 2016-2019 [PDF]

open access: yesFalah: Jurnal Ekonomi Syariah, 2020
This study aims to compare the performance of Indonesia Sharia Stock Index (ISSI) and Composite Share Price Index (IHSG) Jakarta over bullish dan bearish period 2016-2019. This research is descriptive quantitative using natural log and standard deviation
Muhammad Hanif al-Hakim
doaj   +1 more source

Analysis of meat price volatility and volatility spillovers in Finland

open access: yesAgricultural Economics (AGRICECON), 2020
Unforeseen important changes in price can present a significant risk in the market. The price fluctuation of agricultural commodities has raised concern for studying the volatility of different agricultural products.
Marwa Ben Abdallah   +2 more
doaj   +1 more source

VOLATILITAS HARGA BAWANG DI JAWA BARAT DENGAN METODE ARCH/GARCH

open access: yesJurnal Lebesgue, 2022
Food commodities such as shallots and garlic are still a concern for the Indonesian people, this is because prices are not fixed and fluctuate for each period. It is these price fluctuations that cause high price volatility.
Ranti Pramushinta Kurnia   +1 more
doaj   +1 more source

Modelling asymmetric sovereign bond yield volatility with univariate GARCH models: Evidence from India

open access: yesCogent Economics & Finance, 2023
Does Indian sovereign yield volatility reflect economic fundamentals, or whether it is a self-generated force flowing through markets with little connection to such fundamentals?
Lithin B M   +4 more
doaj   +1 more source

Assessing Portfolio Risks Involving Bitcoin and Ethereum Using Vector Autoregressive Model [PDF]

open access: yesOvidius University Annals: Economic Sciences Series, 2021
Investors now have a multitude of non-traditional assets to choose from, especially from the spectrum of alternative assets, such as financial digital assets.
Andrei-Dragos Popescu
doaj  

Multivariate Analysis of Energy Commodities during the COVID-19 Pandemic: Evidence from a Mixed-Frequency Approach

open access: yesRisks, 2021
This paper shows the effects of the COVID-19 pandemic on energy markets. We estimate daily volatilities and correlations among energy commodities relying on a mixed-frequency approach that exploits information from the number of weekly deaths related to ...
Mila Andreani   +3 more
doaj   +1 more source

The Impact of North Korea’s Nuclear Tests on Asian Stock Markets [PDF]

open access: yesEurasian Journal of Business and Economics, 2021
This study investigates the impact of North Korea’s nuclear tests on Asian stock markets. Two approaches are used separately in order to identify how stock market returns and volatilities change immediately after the nuclear tests.
Chung BAEK
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

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