upgrade.hhh4 | R Documentation |
Refits a previous hhh4
fit with a ZI component
using hhh4ZI
.
## S3 method for class 'hhh4'
upgrade(object, control = list(f = ~1, lag = 1, lag.unitSpecific = FALSE), ...)
object |
a |
control |
either a list of specifications for the |
... |
further (non- |
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