Results 71 to 80 of about 2,061 (206)

Volatility Modeling and Spillover: The Turkish and Russian Stock Markets

open access: yesIstanbul Business Research
This study investigates the internal and external (spillover) characteristics of the volatility of the Turkish and Russian stock market indices. To this end, generalized autoregressive conditional heteroskedasticity models that are classified as short ...
Ahmet Galip Gençyürek
doaj   +1 more source

Forecasting volatility and volume in the Tokyo stock market: The advantage of long memory models [PDF]

open access: yes
We investigate the predictability of both volatility and volume for a large sample of Japanese stocks. The particular emphasis of this paper is on assessing the performance of long memory time series models in comparison to their short-memory ...
Kaizoji, Taisei, Lux, Thomas
core  

Estimation and Prediction of Commodity Returns Using Long Memory Volatility Models

open access: yesRisks
Modelling the volatility of commodity prices and creating more reliable models for estimating and forecasting commodity price returns are crucial.
Kisswell Basira   +4 more
doaj   +1 more source

Modeling Long Memory and Structural Breaks in Conditional Variances: an Adaptive FIGARCH Approach [PDF]

open access: yes
This paper introduces a new long memory volatility process, denoted by Adaptive FIGARCH, or A-FIGARCH, which is designed to account for both long memory and structural change in the conditional variance process.
Claudio Morana, Richard T. Baillie
core  

Dynamic linkages and determinants of sovereign CDS and exchange rates: evidence from G7 and BRICS

open access: yesHumanities & Social Sciences Communications
In the wake of the COVID-19 pandemic, global public debt has escalated, further intensified by ongoing geopolitical tensions. This paper explores the dynamic relationship between sovereign credit risk and exchange rate fluctuations through the innovative
Min Su   +3 more
doaj   +1 more source

Forecasting Corn Futures Volatility in the Presence of Long Memory, Seasonality and Structural Change [PDF]

open access: yes
Price volatility in the corn market has changed considerably globalization and stronger linkages to the energy complex. Using data from January 1989 through December 2009, we estimate and forecast the volatility in the corn market using futures daily ...
Garcia, Philip, Wang, Xiaoyang
core   +1 more source

The Predictive Performance of Asymmetric Normal Mixture GARCH in Risk Management: Evidence from Turkey [PDF]

open access: yes
The purpose of this study is to test predictive performance of Asymmetric Normal Mixture GARCH (NMAGARCH) and other GARCH models based on Kupiec and Christoffersen tests for Turkish equity market.
Alper Özün, Atilla Çifter
core   +3 more sources

Long Memory and FIGARCH Models for Daily and High Frequency Commodity Prices [PDF]

open access: yes
Daily futures returns on six important commodities are found to be well described as FIGARCH fractionally integrated volatility processes, with small departures from the martingale in mean property. The paper also analyzes several years of high frequency
Jeongseok Song   +3 more
core  

Forecasting the conditional volatility of oil spot and futures prices with structural breaks and long memory models [PDF]

open access: yes
This paper investigates whether structural breaks and long memory are relevant features in modeling and forecasting the conditional volatility of oil spot and futures prices using three GARCH-type models, i.e., linear GARCH, GARCH with structural breaks ...
Amine Lahiani   +2 more
core  

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