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fEGarch: SM/LM EGARCH & GARCH, VaR/ES Backtesting & Dual LM Extensions

Implement and fit a variety of short-memory (SM) and long-memory (LM) models from a very broad family of exponential generalized autoregressive conditional heteroskedasticity (EGARCH) models, such as a MEGARCH (modified EGARCH), FIEGARCH (fractionally integrated EGARCH), FIMLog-GARCH (fractionally integrated modulus Log-GARCH), and more. The FIMLog-GARCH as part of the EGARCH family is discussed in Feng et al. (2023) <https://econpapers.repec.org/paper/pdnciepap/156.htm>. For convenience and the purpose of comparison, a variety of other popular SM and LM GARCH-type models, like an APARCH model, a fractionally integrated APARCH (FIAPARCH) model, standard GARCH and fractionally integrated GARCH (FIGARCH) models, GJR-GARCH and FIGJR-GARCH models, TGARCH and FITGARCH models, are implemented as well as dual models with simultaneous modelling of the mean, including dual long-memory models with a fractionally integrated autoregressive moving average (FARIMA) model in the mean and a long-memory model in the variance, and semiparametric volatility model extensions. Parametric models and parametric model parts are fitted through quasi-maximum-likelihood estimation. Furthermore, common forecasting and backtesting functions for value-at-risk (VaR) and expected shortfall (ES) based on the package's models are provided.

Version: 1.0.1
Depends: R (≥ 3.5), methods
Imports: Rcpp (≥ 1.0.9), Rsolnp, smoots, esemifar, zoo, stats, utils, rugarch, future, furrr, rlang, ggplot2, magrittr, cli, numDeriv
LinkingTo: Rcpp, RcppArmadillo
Suggests: testthat (≥ 3.0.0)
Published: 2025-06-20
DOI: 10.32614/CRAN.package.fEGarch
Author: Dominik Schulz [aut, cre] (Paderborn University, Germany), Yuanhua Feng [aut] (Paderborn University, Germany), Christian Peitz [aut] (Financial Intelligence Unit (German Government)), Oliver Kojo Ayensu [aut] (Paderborn University, Germany), Thomas Gries [ctb] (Paderborn University, Germany), Sikandar Siddiqui [ctb] (Deloitte Audit Analytics GmbH, Frankfurt, Germany), Shujie Li [ctb] (Paderborn University, Germany)
Maintainer: Dominik Schulz <dominik.schulz at uni-paderborn.de>
License: GPL-3
NeedsCompilation: yes
Materials: README NEWS
In views: Finance
CRAN checks: fEGarch results

Documentation:

Reference manual: fEGarch.pdf

Downloads:

Package source: fEGarch_1.0.1.tar.gz
Windows binaries: r-devel: fEGarch_1.0.1.zip, r-release: fEGarch_1.0.1.zip, r-oldrel: fEGarch_1.0.1.zip
macOS binaries: r-release (arm64): fEGarch_1.0.1.tgz, r-oldrel (arm64): fEGarch_1.0.1.tgz, r-release (x86_64): fEGarch_1.0.1.tgz, r-oldrel (x86_64): fEGarch_1.0.1.tgz
Old sources: fEGarch archive

Linking:

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These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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