Transcription of Title stata.com xtset — Declare data to be panel data
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Title stata.com xtset — Declare data to be panel data
Declare data to be panel dataDescriptionQuick startMenuSyntaxOptionsRemarks and examplesStored resultsAlso seeDescriptionxtsetmanages the panel settings of a dataset. You mustxtsetyour data before you can usethe the data in memory to be a panel in which theorder of observations is timevardeclares the data to be a panel in whichthe order of observations is relevant. When you specifytimevar, you can then use Stata s time-seriesoperators and analyze your data with thetscommands without having totssetyour arguments displays how the data are currentlyxtset. If the data are set with apanelvarand atimevar,xtsetalso sorts the data bypanelvar timevarif atimevarwas specified. Ifthe data are set with apanelvaronly, the sort order is not , clearis a rarely used programmer s command to Declare that the data are no longer tobe considered a startDeclare dataset to be panel data with panel identifierpvarxtset pvarIndicate that observations are ordered by year, stored intvar1xtset pvar tvar1As above, but indicate that observations are instead made every 2 yearsxtset pvar tvar1, delta(2)Indicate that observations are made monthly;tvar2is not formattedxtset pvar tvar2, monthlyAs above, and apply%tmformat totvar2xtset pvar tvar2, format(%tm)MenuStatistics> longitudinal /p anel data >Setup and util
the data are set with a panelvar only, the sort order is not changed. xtset, clear is a rarely used programmer’s command to declare that the data are no longer to ... Statistics > Longitudinal/panel data > Setup and utilities > Declare dataset to be panel data 1. 2xtset— Declare data to be panel data Syntax Declare data to be panel xtset ...
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