Results 131 to 140 of about 772 (205)

Commonality in the LME Aluminium and Copper Volatility Processes through a FIGARCH lens [PDF]

open access: yes, 2008
Artículos en revistasNo procedeDynamic representation of spot and three-month aluminum and copper volatilities is considered. Aluminum and copper are the two most important metals traded in the London Metal Exchange.
Figuerola Ferretti Garrigues, Isabel Catalina   +1 more
core  

Nonlinear volatility models in economics: smooth transition and neural network augmented GARCH, APGARCH, FIGARCH and FIAPGARCH models [PDF]

open access: yes, 2012
Recently, Donaldson and Kamstra (1997) proposed a class of NN-GARCH models which are extended to a class of NN-GARCH family by Bildirici and Ersin (2009).
Bildirici, Melike, Ersin, Özgür
core  

HY-A-PARCH: A stationary A-PARCH model with long memory [PDF]

open access: yes
The FI-A-PARCH process has been developed by Tse (1998) to model essential characteristics of financial market returns. However, due to the nonstationarity described by Níguez (2002) the process exhibits infinite conditional second moments and no ...
Schoffer, Olaf
core  

Fintech in islamic finance literature: A review. [PDF]

open access: yesHeliyon, 2022
Alshater MM   +3 more
europepmc   +1 more source

Assessing Parameter Stability of FIGARCH Models for Selected Currency Pairs: A Nyblom Test Approach

open access: yes
         This study examines the stability of FIGARCH model parameters for four major currency pairs: Euro-USD, GBP-USD, INR-USD, and JPY-USD, utilizing the Nyblom stability test. By analyzing daily exchange rate data, we estimate FIGARCH models for each currency pair and evaluate the parameter stability to determine the models’ reliability and ...
Sanjay Kumar, Nand Kumar
openaire   +1 more source

Understanding the Nature of the Long-Range Memory Phenomenon in Socioeconomic Systems. [PDF]

open access: yesEntropy (Basel), 2021
Kazakevičius R   +3 more
europepmc   +1 more source

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