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Teorija ekstremnih vrednosti (EVT)×Uslovna vrednost na rizik (očekivani manjak)×Ostvarena volatilnost i HAR model×
OblastFinansijeFinansijeFinansije
PorodicaRegression modelRegression modelRegression model
Godina nastanka200120002009
TvoracColes (textbook treatment); McNeil, Frey & EmbrechtsRockafellar & Uryasev (2000); Acerbi & Tasche (2002)Corsi (HAR model); Andersen, Bollerslev, Diebold & Labys (realized volatility)
TipTail / extreme-event modelCoherent tail-risk measureTime-series regression of realized variance
Temeljni izvorColes, S. (2001). An Introduction to Statistical Modeling of Extreme Values. Springer. ISBN: 978-1852334598Rockafellar, R. T. & Uryasev, S. (2000). Optimization of Conditional Value-at-Risk. Journal of Risk, 2(3), 21-41. DOI ↗Corsi, F. (2009). A Simple Approximate Long-Memory Model of Realized Volatility. Journal of Financial Econometrics, 7(2), 174-196. DOI ↗
Drugi naziviEVT, generalized extreme value, generalized Pareto distribution, peaks over thresholdCVaR, expected shortfall, average value-at-risk, tail VaRrealized variance, HAR model, heterogeneous autoregressive model of realized volatility, HAR-RV
Srodne555
SažetakExtreme Value Theory is a statistical framework for modelling the rare events that live in the tail of a probability distribution. As developed in Coles (2001) and applied to risk by McNeil, Frey & Embrechts (2005), it offers two standard routes: the Generalized Extreme Value (GEV) distribution for block maxima and the Generalized Pareto Distribution (GPD), used in the peaks-over-threshold approach, for exceedances above a high threshold.Conditional Value-at-Risk (CVaR), also called Expected Shortfall, is a coherent tail-risk measure that quantifies the conditional expectation of losses beyond the Value-at-Risk threshold. It was introduced for optimization by Rockafellar and Uryasev (2000) and shown to be coherent by Acerbi and Tasche (2002), and it has replaced VaR as the regulatory standard under Basel III/IV.Realized volatility estimates an asset's variance directly from high-frequency intraday returns rather than from a parametric latent process. The Heterogeneous Autoregressive (HAR) model of Corsi (2009), building on the realized-volatility framework of Andersen, Bollerslev, Diebold and Labys (2003), forecasts this measure by combining daily, weekly, and monthly volatility components, and is a strong alternative to GARCH for volatility prediction.
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ScholarGateUporedite metode: Extreme Value Theory · Conditional Value-at-Risk · Realized Volatility. Preuzeto 2026-06-19 sa https://scholargate.app/sr/compare