A function to create matrix of lagged time series. Called by various
functions.
Usage
mkx(x, lags)
Arguments
x
A univariate time series.
lags
The vector of time lags.
Value
A matrix of lagged abundances. The last column is the current
Details
If lags is c(1,4), say, then the function returns a matrix that
consist of columns x(t-1), x(t-4), x(t).
References
Lall, U. & Sharma, A. (1996) A nearest neighbor
bootstrap for time series resampling. Water Resources Research, 32, 679-693. https://doi.org/10.1029/95wr02966