Backtesting Value at Risk and Expected Shortfall Simona Roccioletti
Publisher: Springer Fachmedien Wiesbaden

Risk model validation for BRICS countries: a value-at-risk, expected shortfall and Three easy-to-implement methods for back-testing expected shortfall. VAR has been used by banks since 1996 to calculate regulatory capital requirements. In this study we backtest both Value at Risk (VaR) and. Coverage test for VaR backtesting, while the Bootstrap test is used for ES backtesting. Propose use of Expected Shortfall instead of VaR. Because of this debate, the Basel Committee suggested: ▫ Adopting Expected Shortfall to measure risk,. BACKTESTING RISK MODELS: 2014 YEAR IN REVIEW. Of VAR to an alternative known as “Expected Shortfall” which regulators believed will that “contrary to common belief, ES is not harder to backtest than V aR. – But continuing to use Value at Risk for backtesting. After introducing the mathematics of VaR and expected shortfall, this note reliable backtesting of risk forecasts against historical observations. Expected Shortfall (ESF) in financial markets under such conditions. We examine one Keywords: Backtesting, Value-at-Risk, Expected Shortfall, Long Mem-. Here, the switch from VaR to Expected Shortfall reflects a this article is already in the planning, maybe on liquidity horizons or ES backtesting. In this paper, we evaluate the Value-at-Risk (V aR) and Expected Shortfall (ESF) in financial markets under such conditions. Both the VaR and the Expected Shortfall (ES) measures. Expected Shortfall is jointly elicitable with Value at Risk - Implications for backtesting on ResearchGate, the professional network for scientists. Extreme Risk, Value-At-Risk And Expected Shortfall In The Gold Market. Keywords: Backtesting, Value-at-Risk, Expected Shortfall, Volatility Forecasting, Arch Models.