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st: RE: RE: xtivreg2 invalid variable name r(198); while using first or fe option

From   Nick Cox <>
To   "''" <>
Subject   st: RE: RE: xtivreg2 invalid variable name r(198); while using first or fe option
Date   Wed, 5 Oct 2011 12:49:20 +0100

The first one is nothing to do with -xtivreg2-. 

. di length("_Information_Unternehmen_Produkt_m")

That is an invalid variable name in any version of Stata. The upper limit is 32 characters. I guess you typed it wrongly. 


-----Original Message-----
From: [] On Behalf Of Daniel Schalling
Sent: 05 October 2011 12:28
Subject: st: RE: xtivreg2 invalid variable name r(198); while using first or fe option

Sorry for leaving these questions open.
- I'm using xtivreg2 1.0.13 28Aug2011
- I'm not sure how to "create the L2 variables [my indep variables] as new
variables instead of having xtivreg2 do them"?
- Now about my Variable names:

xtivreg2 depvar [varlist1] (endogvar=iv),fe
==> xtivreg2 TaeglichesWachstum_relativ  GefaelltMir_AngabenDerPage
LandingTab_streng Reiter_Anzahl Veranstaltungen Fotos Videos Links Notizen
Diskussionsforen Fragen AktivitaetenVonFreunden Orte Klicke_GefaelltMir
Promotion Promotion_allgemein Promotion_Fangenerierung Information
Information_zurPage Information_Unternehmen_Produkt
Information_Blog_RSS_Twitter_Akt Information_LinkReiter Informationen_FAQ
Informationen_Newsletter Multimedia Multimedia_AudioPlayer
Multimedia_Downloads ProduktAnwendungen ProduktAnwendungen_TestIndividua
ProduktAnwendungen_Verschicken Recruitment Recruitment_Mitarbeiter Shop
Umfragen FreundeEinladen LeereReiter SonstigeReiter Info_Wörter
Veranstaltungen_zukünftig Veranstaltungen_vergangene Notizen_Anzahl
Diskussionsforen_ThemenAnzahl Fragen_Anzahl Fotostream_Design
Fotostream_NichtDesignt Fotoalben_Anzahl Fotoalben_PageKommentare_Anzahl
Fotos_PageKommentare_Anzahl Backlinks_LinkingRootDomains
Backlinks_TotalLinks Backlinks_PageAuthority Links_vonWebsite
SocialPlugins_LikeButton SocialPlugins_LikeBox SocialPlugins_LoginButton
_Information_Unternehmen_Produkt_m invalid name

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