388 research outputs found

    Wake me up before you GO-GARCH

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    In this paper we present a new three-step approach to the estimation of Generalized Orthogonal GARCH (GO-GARCH) models, as proposed by van der Weide (2002). The approach only requires (non-linear) least-squares methods in combination with univariate GARCH estimation, and as such is computationally attractive, especially in largerdimensional systems, where a full likelihood optimization is often infeasible. The eï¬~@ectiveness of the method is investigated using Monte Carlo simulations as well as a number of empirical applications.

    Schone mais met eg of schoffel en een beetje middel

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    Als rekening wordt gehouden met specifieke omstandigheden kan het middelengebruik nog verder terug

    Wake me up before you GO-GARCH

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    In this paper we present a new three-step approach to the estimation of Generalized Orthogonal GARCH (GO-GARCH) models, as proposed by van der Weide (2002). The approach only requires (non-linear) least-squares methods in combination with univari-ate GARCH estimation, and as such is computationally attractive, especially in larger-dimensional systems, where a full likelihood optimization is often infeasible. The effective-ness of the method is investigated using Monte Carlo simulations as well as a number of empirical applications.

    Onkruid in plantprei zowel chemisch als mechanisch goed beheersbaar

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    Prei: invloed van onkruidbestrijdingsmethode (chemisch of mechanisch) op opbrengstreductie en kwaliteitsverlie
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