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Estudo

Forecasting conditional covariance matrices in high-dimensional time seriesa general dynamic factor approach

Trucíos Maza, Carlos César; Mazzeu, João H. G.; Hallin, Marc; Hotta, Luiz Koodi; Pereira, Pedro L. Valls; Zevallos, Mauricio

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Resumo

Based on a General Dynamic Factor Model with infinite-dimensional factor space, we develop a new estimation and forecasting procedures for conditional covariance matrices in high-dimensional time series. The performance of our approach is evaluated via Monte Carlo experiments, outperforming many alternative methods. The new procedure is used to construct minimum variance portfolios for a high-dimensional panel of assets. The results are shown to achieve better out-of-sample portfolio performance than alternative existing procedures.

Ficha do documento

Tipo
Estudo
Ano
2019
Instituição
Escola de Economia de São Paulo
Idioma
Inglês
Acesso
Acesso aberto
Identificador
oai:repositorio.fgv.br:10438/27506

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