{"name":"lag","title":"Lag a Time Series","pagetitle":"Lag a Time Series — lag","aliases":["lag","lag.default"],"author":[],"keywords":"ts","description":["

Compute a lagged version of a time series, shifting the time base\n back by a given number of observations.","lag is a generic function; this page documents its default\n method.

"],"usage":"lag(x, …)\n\n# S3 method for default\nlag(x, k = 1, …)","arguments":[{"name":"x","description":"

A vector or matrix or univariate or multivariate time series

"},{"name":"k","description":"

The number of lags (in units of observations).

"},{"name":"…","description":"

further arguments to be passed to or from methods.

"}],"has_args":true,"examples":"lag(ldeaths, 12) # starts one year earlier\n","sections":[],"details":"

Vector or matrix arguments x are given a tsp attribute\n via hasTsp.

","value":"

A time series object with the same class as x.

","note":"

Note the sign of k: a series lagged by a positive k\n starts earlier.

","references":"

Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988)\n The New S Language.\n Wadsworth & Brooks/Cole.

","seealso":"

diff, deltat

","package":{"package":"stats","version":"3.4.1"}}

Description

Usage

Arguments

Value

Details

References

See Also

Examples