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T 2010/5/2 Elisabetta Gentile <eg7@njit.edu>: > Hi Everyone! > > I have an unbalanced panel of floods by country by year, from 1980 to > 2009.  My problem is that the missing years are not missing: they're > just years when there were no floods.  How do I add the missing years > by country, populated with zeroes?  I've tried a few things, but all I > get is error messages. > > I'd really appreciate the statalisters' input! > Thanks in advance, > Elizabeth > * > *  For searches and help try: > *  http://www.stata.com/help.cgi?search > *  http://www.stata.com/support/statalist/faq > *  http://www.ats.ucla.edu/stat/stata/ > -- To every Ï?-consistent recursive class κ of formulae there correspond recursive class signs r, such that neither v Gen r nor Neg(v Gen r) belongs to Flg(κ) (where v is the free variable of r). * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/