Hi iamisha1: Sorry for answering so late!
On Wednesday 09 May 2007 23:47, [EMAIL PROTECTED] wrote: > I get the following error message after using the sysfit package's function > 'systemfitClassic': > > Error in data[[eqnVar]] : subscript out of bounds > > When I do this: > > MSYS1 <- cbind(Y, Num, F, PO, PD, GO, GD) > MigOLS1 <- systemfitClassic("OLS", F ~ PO + PD + GO + GD, eqnVar = "Num", > timeVar = "Y", data = MSYS1) and I get this error message: Argument "data" must be a "data.frame" (please read the documentation!). Hence, systemfitClassic( [...], data = as.data.frame( MSYS1 ) ) or MSYS1 <- as.data.frame( cbind(Y, Num, F, PO, PD, GO, GD) ) should work. Arne > > Error in inherits(x, "factor") : attempt to select more than one element > > when I do this (removing quotes from columns set as 'eqnVar' and > 'timeVar'): > > MSYS1 <- cbind(Y, Num, F, PO, PD, GO, GD) > MigOLS1 <- systemfitClassic("OLS", F ~ PO + PD + GO + GD, eqnVar = Num, > timeVar = Y, data = MSYS1) > > When I query 'typeof()' I get the following: > > Y: Integer > Num: Integer > F: Integer > PO: Integer > PD: Integer > GO: Double > GD: Double > > I have set my data up in a manner analogous to that in the examples in the > systemfit documentation. Also, the panel is balanced. If it matters, here > are some descriptions of the data: > > Y: Year > Num: ID of Flow > F: Flow > PO: Origin Population > PD: Destination Population > GO: Origin GDP > GD: Destination GDP > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html and provide commented, minimal, > self-contained, reproducible code. -- Arne Henningsen Department of Agricultural Economics University of Kiel Olshausenstr. 40 D-24098 Kiel (Germany) Tel: +49-431-880 4445 Fax: +49-431-880 1397 [EMAIL PROTECTED] http://www.uni-kiel.de/agrarpol/ahenningsen/ ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.