• Expected shortfall (ES) is a risk measure—a concept used in the field of financial risk measurement to evaluate the market risk or credit risk of a portfolio...
    34 KB (6,445 words) - 06:12, 21 April 2024
  • Look up expected in Wiktionary, the free dictionary. Expected may refer to: Expectation (epistemic) Expected value Expected shortfall Expected utility...
    289 bytes (61 words) - 15:14, 27 April 2024
  • Thumbnail for Exponential distribution
    is ln(3)/λ. The conditional value at risk (CVaR) also known as the expected shortfall or superquantile for Exp(λ) is derived as follows: q ¯ α ( X ) = 1...
    42 KB (6,603 words) - 09:43, 11 October 2024
  • of a venture being less than the projected or estimated benefits Expected shortfall, a risk measure—a concept used in the field of financial risk measurement...
    470 bytes (103 words) - 14:12, 27 February 2024
  • In mathematics and mathematical optimization, the convex conjugate of a function is a generalization of the Legendre transformation which applies to non-convex...
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  • on losses. A third commonly used risk measure is expected shortfall, also known variously as expected tail loss, XLoss, conditional VaR, or CVaR. The Marginal...
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  • losses were from trading books during the 2008 crisis" The use of expected shortfall instead of value at risk as a measure of risk under stress; thus ensuring...
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  • Thumbnail for Value at risk
    related ideas are economic capital, backtesting, stress testing, expected shortfall, and tail conditional expectation. Common parameters for VaR are 1%...
    44 KB (5,761 words) - 08:43, 31 October 2024
  • Thumbnail for Logistic distribution
    π s t ) {\displaystyle e^{it\mu }{\frac {\pi st}{\sinh(\pi st)}}} Expected shortfall μ + s H ( p ) 1 − p {\displaystyle \mu +{\frac {sH(p)}{1-p}}} where...
    13 KB (1,783 words) - 10:09, 31 October 2024
  • a specialization within the French academic "baccalauréat" degree Expected shortfall, a measure of risk ES engine (disambiguation) This disambiguation...
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  • Thumbnail for Laplace distribution
    1 + b 2 t 2 {\displaystyle {\frac {\exp(\mu it)}{1+b^{2}t^{2}}}} Expected shortfall { μ + b ( p 1 − p ) ( 1 − ln ⁡ ( 2 p ) ) , p < .5 μ + b ( 1 − ln ⁡...
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  • the expected capital shortfall for a firm in a crisis scenario. To calculate this SRISK, one should first determine the Long-Run Marginal Expected Shortfall...
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  • Thumbnail for Linear programming
    licenses: Convex programming Dynamic programming Expected shortfall § Optimization of expected shortfall Input–output model Job shop scheduling Least absolute...
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  • measure Distortion risk measure Spectral risk measure Value at risk Expected shortfall Entropic value at risk Scenario analysis Short (finance) Speculation...
    68 KB (5,693 words) - 07:48, 10 October 2024
  • Thumbnail for Log-normal distribution
    parameters μ {\displaystyle \mu } and σ {\displaystyle \sigma } . These are the expected value (or mean) and standard deviation of the variable's natural logarithm...
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  • theory - while this is supplemented with various forms of stress test, expected shortfall methodologies, economic capital analysis, direct analysis of the positions...
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  • Thumbnail for Student's t-distribution
    t distribution with   ν   {\displaystyle \ \nu \ } degrees of freedom, the expected value is   0   {\displaystyle \ 0\ } if   ν > 1   , {\displaystyle \ \nu...
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  • Entropic risk measure Coherent risk measure Discounted maximum loss Expected shortfall Superhedging price Spectral risk measure Deviation risk measure Standard...
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  • benefit shortfall is said to be 25 percent. Sometimes the terms "demand shortfall" or "revenue shortfall" are used instead of benefit shortfall; see volume...
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  • L_{d}^{p}(K)\Rightarrow R(X_{2})\supseteq R(X_{1})} Value at risk Expected shortfall Superposed risk measures Entropic value at risk Drawdown Tail conditional...
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  • Thumbnail for Autonomous spaceport drone ship
    Marmac 302 into ASOG began and was expected to move to the East Coast for operation in the following months. A Shortfall of Gravitas underwent its first...
    143 KB (6,302 words) - 21:35, 30 October 2024
  • Thumbnail for Neville Chamberlain
    as the May Report revealed that the budget was unbalanced, with an expected shortfall of £120 million. The Labour government resigned on 24 August, and...
    122 KB (15,317 words) - 22:59, 4 November 2024
  • Thumbnail for Pareto distribution
    log–log plot, the distribution is represented by a straight line. The expected value of a random variable following a Pareto distribution is E ⁡ ( X )...
    47 KB (6,031 words) - 09:35, 23 September 2024
  • the "Trading book" and the "Banking book" Use of value at risk vs. expected shortfall to measure of risk under stress The risk of market illiquidity In...
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  • the same measure. Under some formulations, it is only equivalent to expected shortfall when the underlying distribution function is continuous at VaR α ⁡...
    23 KB (4,680 words) - 04:23, 31 October 2024
  • calibrated standardised approach or internal model approval (IMA) for an expected shortfall measure rather than, under Basel II, value at risk. The Basel Committee's...
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  • Thumbnail for Normal distribution
    {\textstyle X} are the expected values of X p {\textstyle X^{p}} and | X | p {\textstyle |X|^{p}} , respectively. If the expected value μ {\textstyle \mu...
    150 KB (22,488 words) - 15:23, 12 October 2024
  • Arora, Rohit (2017). "Inefficiency and bias of modified value-at-risk and expected shortfall". Journal of Risk. 19 (6): 59–84. doi:10.21314/JOR.2017.365....
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  • increases the return/risk ratio. Measures of risk include value at risk, expected shortfall, and portfolio return variance. There are several statistical measures...
    29 KB (4,249 words) - 11:56, 11 September 2024
  • Thumbnail for Generalized Pareto distribution
    \Gamma (a)} denote the beta function and gamma function, respectively. The expected value of Y {\displaystyle Y} ∼ {\displaystyle \sim } e x G P D {\displaystyle...
    20 KB (2,757 words) - 16:49, 4 September 2024