D'un multiple conditionnel en assurance de portefeuille: CAViaR pour les gestionnaires?
In a Constant Proportion Portfolio Insurance (CPPI) framework, a constant risk exposure is defined by the multiple of the strategy. This article proposes an alternative conditional multiple estimation model, which is based on an autoregressive quantile regression dynamic approach. We estimate several specifications of the conditional multiple model on the American equity market, and we compare relative performances of cushioned portfolios using conditional and unconditional multiples
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