Maillet, Bertrand; Costola, Michele; Caporin, Massimiliano - Dipartimento di Economia, Università Ca' Foscari Venezia - 2015
return distributions are not Gaussian and volatility is not, always, the relevant risk metric. Other authors also use the … same criterion for optimizing (non-linear) portfolios with important downside risk. However, we wonder in this article … return and risk, corresponding to the Omega measure, may be essentially influenced by the mean return. Next, we illustrate in …