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| From | wangpan110 <wangpan110@hotmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | st: Re: xtunitroot ips error for 'no observations' and trend |
| Date | Sun, 19 Sep 2010 16:56:20 -0700 (PDT) |
Hi Scott, 1) does the involvement of -trend- mean the unit root test account
both DSP and TSP?
2) the involvement of trend changes the p-value substantially,
does it mean the nonstationarity of this panel/series is closely related
with TSP? if it is, what i should do?
many thanks
Pan
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