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Detecting heterogeneity within a population is crucial in many economic and financial applications. Econometrically, this requires a credible determination of multimodality in a given data distribution. We propose a straightforward yet effective technique for mode inference in discrete data...
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internationally active banks and other financial institutions. The OR is the unexpected loss, which is the difference between the 99 …:9 per cent quantile and the mean of the loss distribution. This paper adapts non-parametric methods based on heavy … nonparametric methods is that there are no assumptions made about the shape of loss distributions and that data determines their …
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We model the severity distribution of operational loss data, conditionally to some covariates. Indeed, previous studies …
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