Sum covariance of forecasts across all series
Sum covariance of forecasts across all series.
totalForecastCov(obj, select=NULL)
obj |
An object as returned by forecastCov. |
select |
Series to be select for summation. With the default all series are selected. |
An object similar to that returned by forecastCov, with the covariance summed over all selected series.
data("eg1.DSE.data.diff", package="dse") model1 <- estVARXar(eg1.DSE.data.diff) model2 <- estVARXls(eg1.DSE.data.diff) z <- totalForecastCov(forecastCov(model1, model2, data=trimNA(eg1.DSE.data.diff)))
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