Zrinka:
1) you actually check if -i.timevar- is statistically significant (all, say, years, when cosidered together=jointly);
2) please note that your group-variable is -panelid-. Therefore, you should -xtset- your data as follows:
[CODE]xtset panelid timevartimevar/[CODE]
Not the other way round.
1) you actually check if -i.timevar- is statistically significant (all, say, years, when cosidered together=jointly);
2) please note that your group-variable is -panelid-. Therefore, you should -xtset- your data as follows:
[CODE]xtset panelid timevartimevar/[CODE]
Not the other way round.
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