AssetCorr
1.0.4Estimating Asset Correlations from Default Data
Overview
Functions for the estimation of intra- and inter-cohort correlations in the Vasicek credit portfolio model. For intra-cohort correlations, the package covers the two method of moments estimators of Gordy (2000) doi:10.1016/S0378-4266(99)00054-0, the method of moments estimator of Lucas (1995) https://jfi.pm-research.com/content/4/4/76 and a Binomial approximation extension of this approach. Moreover, the maximum likelihood estimators of Gordy and Heitfield (2010) http://elsa.berkeley.edu/~mcfadden/e242_f03/heitfield.pdf and Duellmann and Gehde-Trapp (2004) http://hdl.handle.net/10419/19729 are implemented. For inter-cohort correlations, the method of moments estimator of Bluhm and Overbeck (2003) doi:10.1007/978-3-642-59365-9_2/Bams et al. (2016) https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2676595 is provided and the maximum likelihood estimators comprise the approaches of Gordy and Heitfield (2010)/Kalkbrener and Onwunta (2010) <ISBN: 978-1906348250> and Pfeuffer et al. (2020). Bootstrap and Jackknife procedures for bias correction are included as well as the method of moments estimator of Frei and Wunsch (2018) doi:10.21314/JCR.2017.231 for auto-correlated time series.
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5 releases. R releases are shown for context.
- RR 4.6.0 released · 2026-04-24
- archivedRemoved from CRAN2025-11-22issues were not corrected in time
- RR 4.5.0 released · 2025-04-11
- RR 4.4.0 released · 2024-04-24
- RR 4.3.0 released · 2023-04-21
- RR 4.2.0 released · 2022-04-22
- RR 4.1.0 released · 2021-05-18
- 1.0.42021-05-05 · diff ↗
- RR 4.0.0 released · 2020-04-24
- RR 3.6.0 released · 2019-04-26
- 1.0.32018-08-30 · diff ↗
- 1.0.22018-07-10 · diff ↗
- 1.0.12018-06-22 · diff ↗
- 1.0.02018-06-06
- RR 3.5.0 released · 2018-04-23
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- 5
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- GPL-3 OSI
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