Results 101 to 110 of about 4,202 (205)

The Day-of-the-Week Effect on Stock-Market Volatility and Return: Evidence from Emerging Markets (in English) [PDF]

open access: yes
This study investigates day-of-the-week (DOW) anomalies in the stock markets of twenty emerging economies. The authors use a modified exponential generalized autoregressive conditional heteroskedasticity in-mean (EGARCH-M) modeling strategy that allows ...
Yeliz Yalcin, Eray M. Yycel
core  

An attention-guided hybrid statistical and deep learning modeling for enhanced time series forecasting: A case study of South African telecommunication companies

open access: yesScientific African
Accurate stock volatility forecasting is critical for informed investment decisions and effective risk management. This study proposes an attention-guided hybrid modeling framework that integrates Generalized Autoregressive Conditional Heteroskedasticity
Wandile Nhlapho   +2 more
doaj   +1 more source

Empirical Analysis of Carbon Price Based on EGARCH

open access: yesJournal of Physics: Conference Series, 2019
Abstract The carbon trading market has been increasingly heated for more than a decade, and its market participants and market rules are not exactly the same as traditional stock or exchange rate markets. Based on the mature and efficient GARCH series model, this thesis analyzes the rules of the carbon trading market.
openaire   +1 more source

Parametric inference and forecasting in continuously invertible volatility models

open access: yes
We introduce the notion of continuously invertible volatility models that relies on some Lyapunov condition and some regularity condition. We show that it is almost equivalent to the volatilities forecasting efficiency of the parametric inference approach
Cai, Sixiang, Wintenberger, Olivier
core  

Koşullu Değişen Varyans Modelleri ile Volatilite Yapısı Analizi: Katılım 30 ve Katılım 50 Endeksleri Üzerine Bir Uygulama

open access: yesMehmet Akif Ersoy Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi
Çalışmanın amacı, Borsa İstanbul’da (BIST) işlem gören Katılım 30 ve Katılım 50 endekslerinin volatilite yapılarını açıklayan en uygun modeli belirlemektir.
Turan Öndeş, Muhammet Levet
doaj   +1 more source

Symmetric and asymmetric GARCH estimations of the impact of oil price uncertainty on output growth: evidence from the G7. [PDF]

open access: yesLett Spat Resour Sci, 2023
Alao RO   +5 more
europepmc   +1 more source

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