y_ts.hlp

是一个经济学管理应用软件 很难找的 但是经济学学生又必须用到

{smcl}
{p 0 4}
{help contents:Top}
> {help y_stat:Statistics}
> {help y_topical:Special topics}
{bind:> {bf:Time series}}
{p_end}
{hline}

{title:Help and category listings}

{p 4 8 4}
{bf:{help time:Overview}}{break}
    introduction to time-series data and analysis in Stata

{p 4 8 4}
{bf:{help y_tsbasics:Basics}}{break}
    declaring time-series data; time-series dates, functions, & formats;
    report on time gaps

{p 4 8 4}
{bf:{help y_tssmooth:Smoothers}}{break}
    moving average, single & double exponential, Holt-Winters seasonal
    & nonseasonal, and robust nonlinear smoothers

{p 4 8 4}
{bf:{help y_tsaandg:Analysis and graphics}}{break}
    correlogram, cross-correlogram, periodogram, cumulative spectral
    distribution graph

{p 4 8 4}
{bf:{help y_tstests:Tests}}{break}
    tests for unit roots, white noise, serial correlation, and ARCH


{title:Related categories}

{p 4 8}
{help y_stat:Statistics}
> {help y_est:Estimation}
> {bf:{help y_estts:Time series}}
{p_end}

{p 4 8}
{help y_stat:Statistics}
> {help y_est:Estimation}
> {bf:{help y_estmts:Multivariate time series}}
{p_end}

{p 4 8}
{help y_functions:Functions}
> {bf:{help y_ts2:Time-series functions}}
{p_end}

{p 4 8}
{help y_programming:Programming}
> {help y_subroutines:Subroutines}
> {bf:{help y_progts:Time series}}
{p_end}

{hline}