TY - RPRT AU - McAleer, Michael PY - 2019 SN - 2341-2356 UR - https://hdl.handle.net/20.500.14352/17473 AB - Persistently high negative covariances between risky assets and hedging instruments are intended to mitigate against risk and subsequent financial losses. In the event of having more than one hedging instrument, multivariate covariances need to be... LA - eng A3 - Facultad de CC Económicas y Empresariales. Instituto Complutense de Análisis Económico (ICAE) KW - Hedging KW - Covariances KW - Existence KW - Mathematical regularity KW - Inevitability KW - Likelihood function KW - Statistical asymptotic properties KW - Caveats KW - Practical implementation. TI - What They Did Not Tell You About Algebraic (Non-)Existence, Mathematical (IR-)Regularity and (Non-)Asymptotic Properties of the Full BEKK Dynamic Conditional Covariance Model TY - technical report VL - 2019 ER -