Lag a Time Series

Description

Compute a lagged version of a 'timeSeries' object.

Usage

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## S4 method for signature 'timeSeries'
lag(x, k = 1, trim = FALSE, units = NULL, ...)

Arguments

k

[lagSeries] -
an integer value. The number of lags (in units of observations). By default 1.

trim

a logical value. By default TRUE, the first missing observation in the return series will be removed.

units

an optional character string, which allows to overwrite the current column names of a timeSeries object. By default NULL which means that the column names are selected automatically.

x

an object of class timeSeries.

...

arguments passed to other methods.

Value

returns a lagged S4 object of class 'timeSeries'.

Examples

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## Load Micsrosoft Data Set -
   x = MSFT[1:20, "Open"]
   
## Lag the timeSeries Object:
   lag(x, k = -1:1)

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