on Giamouridis and Vrontos (2007), a broad set of multivariate GARCH models, as well as, the simpler exponentially … weighted moving average (EWMA) estimator of RiskMetrics (1996) are considered. It is found that, while multivariate GARCH … based on CVaR, CDaR and Omega, for both conservative and aggressive hedge fund investors. In order to estimate portfolio …