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Les prestations de services professionnels sont par définition intangibles et génèrent en conséquence une perception de risque et d’incertitude chez le client. Pour y remédier, la confiance a été identifiée comme étant la solution idéale. Or, l’idée dominante est que le...
Persistent link: https://www.econbiz.de/10008532379
Seit einigen Jahren arbeiten die Behörden der Mitgliedstaaten und die Kommission in einemProgramm der Konzertierten Aktionen im Bereich der Unternehmenspolitik zusammen. Der vorliegende Bericht beschreibt die Ergebnisse dieser Arbeit und geht auf die im Rahmen der Aktionen aufgeworfenen Fragen...
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In this note it is argued that the estimation error in Value-at-Risk predictors gives rise to underestimation of portfolio risk. We propose a simple correction and find in an empirical illustration that it is economically relevant.
Persistent link: https://www.econbiz.de/10005651967
In general, the properties of the conditional distribution of multiple period returns do not follow easily from the one-period data generating process. This renders computation of Value-at-Risk and Expected Shortfall for multiple period returns a non-trivial task. In this paper we consider some...
Persistent link: https://www.econbiz.de/10005198007
In the estimation of risk measures such as Value at Risk and Expected shortfall relatively short estimation windows are typically used rendering the estimation error a possibly non-negligible component. In this paper we build upon previous results for the Value at Risk and discuss how the...
Persistent link: https://www.econbiz.de/10010564003
In recent years, droughts have had substantial impacts on nearly all regions of the EU, affecting several critical systems such as agriculture, water supply, energy, river transportation, and ecosystems. These impacts are projected to further increase due to climate change. While some of the...
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