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Q&A for those who study, teach, research and apply economics and econometrics

Select q.Id as [Post Link],
       q.CreationDate as [Question Asked],
       min (a.CreationDate) as [Answer Given],
       Convert(Decimal(10,2), DateDiff(second, min(a.CreationDate), q.CreationDate) / 86400.0) as [Precognition Days] 
from Posts q, Posts a
where q.PostTypeId = 1
  and a.PostTypeId = 2
  and a.ParentId = q.Id
  and a.CreationDate < q.CreationDate
group by q.Id, q.CreationDate
order by [Precognition Days] DESC

fork query

edited feb 27 14

created feb 26 14 rolfl