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-linearity, and multiple seasonality or time-varying correlations. Our study indicates that the joint dual long-memory process can … conditional volatility and strongly support the estimation of dynamic returns that allow for time-varying correlations. A …
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the market index and risk-free asset. Optimal portfolio rules for time-varying expected returns and volatility are …
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Contemporaneous inference from economic data releases for policy and business decisions has become increasingly relevant in the high pace of the information age. The released data are typically filtered to eliminate seasonal patterns to reveal underlying trends and cycles. The nature of economic...
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