Lagged or leading vector/matrix

Creates a lagged or leading vector/matrix of selected order(s).

Usage

tslag(x, k = 1, trim = FALSE)

k

an integer value, the number of positions the new series is to lag or to lead the input series.

x

a numeric vector or matrix, missing values are allowed.

trim

a logical flag, if TRUE, the missing values at the beginning ans/or end of the returned series will be trimmed. The default value is FALSE.

## tslag -