unitroot_kpss
computes the statistic for the Kwiatkowski et al. unit root test
using the default settings for the ur.kpss
function.
unitroot_pp
computes the statistic for the Phillips-Perron unit root test
using the default settings for the ur.pp
function.
unitroot_kpss(x, ...)unitroot_pp(x, ...)
A numeric value
a univariate time series.
Other arguments are passed to the ur.kpss
or
ur.kpss
functions.
Pablo Montero-Manso