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A flexible framework for the analysis of tail events is proposed. The framework contains tail moment measures that allow for Expected Shortfall (ES) estimation. Connecting the implied tail thickness of a family of distributions with the quantile and expectile estimation, a platform for risk...
Persistent link: https://www.econbiz.de/10011349502
We define risk spillover as the dependence of a given asset variance on the past covariances and variances of other assets. Building on this idea, we propose the use of a highly flexible and tractable model to forecast the volatility of an international equity portfolio. According to the risk...
Persistent link: https://www.econbiz.de/10010407672
We introduce a measure of diversification for portfolios comprising d risky assets. This measure relates the smallest possible return variance among these d assets to the overall portfolio return variance, yielding the portion of non-diversifiable risk. In the context of normally distributed...
Persistent link: https://www.econbiz.de/10008939082
A flexible framework for the analysis of tail events is proposed. The framework contains tail moment measures that allow for Expected Shortfall (ES) estimation. Connecting the implied tail thickness of a family of distributions with the quantile and expectile estimation, a platform for risk...
Persistent link: https://www.econbiz.de/10012854818
An important aspect of portfolio risk management is the analysis of the overall risk with respect to the assets' allocations. Marginal risk is the traditional tool, however, this metric is only meaningful when a position is levered or when the proceeds from the sale of a position are put in the...
Persistent link: https://www.econbiz.de/10012976785
a multivariate Erlang mixture could be an ideal multivariate parametric model for insurance modeling, especially when …
Persistent link: https://www.econbiz.de/10013037549
Persistent link: https://www.econbiz.de/10012989295
We derive the conditions for the optimal portfolio choice within a constant relative risk aversion type of utility function considering alternative probability distributions that are able to capture the asymmetric and leptokurtic features of asset returns. We illustrate the role — beyond risk...
Persistent link: https://www.econbiz.de/10013019088
A crucial but often ignored element of inflation expectations is the amount of perceived inflation risk. This paper estimates the degree of uncertainty and asymmetry in the probability forecasts of the Survey of Professional Forecasters (SPF) using a new methodology. The main conclusion from our...
Persistent link: https://www.econbiz.de/10012775829
For the first time in the literature, this paper extends the CCAPM to establish the empirical relations between equity premia and state-dependent consumption and market risks. These relations are derived from a flexible, yet tractable, mixture distribution admitting the existence of two regimes,...
Persistent link: https://www.econbiz.de/10013120152