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From |
Maximiliano Manuel Silva Correa <maxsilvacorrea@gmail.com> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: AW: match data |

Date |
Tue, 27 Jul 2010 12:29:00 -0400 |

OK, thx 2010/7/27 Anders Alexandersson <andersalex@gmail.com>: > Max, merge the two datasets on the key variable(s) that each dataset > should have: > > . help merge > > Anders Alexandersson > andersalex@gmail.com > > On Tue, Jul 27, 2010 at 12:16 PM, Maximiliano Manuel Silva Correa > <maxsilvacorrea@gmail.com> wrote: >> Thank you Martin, >> >> But if bow datasets dont have all the same variables, only some of them? >> >> 2010/7/27 Martin Weiss <martin.weiss1@gmx.de>: >>> >>> <> >>> >>> >>> First you want to -append-/-merge- the two datasets. Then it will be a piece >>> of cake. >>> >>> >>> >>> HTH >>> Martin >>> >>> >>> -----Ursprüngliche Nachricht----- >>> Von: owner-statalist@hsphsun2.harvard.edu >>> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Maximiliano >>> Manuel Silva Correa >>> Gesendet: Dienstag, 27. Juli 2010 18:03 >>> An: statalist@hsphsun2.harvard.edu >>> Betreff: st: match data >>> >>> Dear stata Community >>> >>> Im trying to match data between two datasets but i dont know how? Can >>> someone explain the sintaxis about how to do this? >>> >>> Suppose we have several power transmision lines (indexed by variable >>> LINE), and several substations in between (indexed by SUBS), each of >>> them has a power consumption (POWER) >>> >>> Suppose we have two datasets, each of the corresponding to one year. >>> >>> I want to compare the power consumption between both years. >>> >>> It would be somtehing like >>> >>> By LINE SUBS: generate POWER_PAST >>> >>> So, in the dataset containing the present data, i can calculate de >>> difference in power consumtion between both years. >>> >>> Any suggetsioens? Any help will be well received. Thx in advance. >>> >>> Max > > * > * 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/ > * * 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/

**References**:**st: match data***From:*Maximiliano Manuel Silva Correa <maxsilvacorrea@gmail.com>

**Re: st: AW: match data***From:*Maximiliano Manuel Silva Correa <maxsilvacorrea@gmail.com>

**Re: st: AW: match data***From:*Anders Alexandersson <andersalex@gmail.com>

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