Tsset Stata. The tsset command declares that the variable t is the time index. First of all we need to expand the data set so the time variable is in the right form.
With tsset time series set you can use two time series commands. As an example suppose we have string variable named date formatted as eg. Typing viewsource xtsetado reveals that xtset actually calls tsset which was introduced as a kind of wrapper in Stata 9 cf.
Lag and lead in other commands.
This is because Stata knew from the tsset command what the. Graph twoway tsline high low. We first need to use the tsset command to tell Stata that the variable date represents time and that its period is daily see below. If you search for marketing research books on Google or Amazon you will find that there is no shortage of such books.
