nse                     nse: Computation of numerical standard errors
                        in R
nse.andrews             Andrews estimator
nse.boot                Bootstrap estimator
nse.cos                 Long-run variance estimation using
                        low-frequency cosine series.
nse.geyer               Geyer estimator
nse.hiruk               Hirukawa estimator
nse.nw                  Newey-West estimator
nse.spec0               Spectral density at zero estimator
