Displaying 6 results from an estimated 6 matches for "econstev".
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econsteve
2009 May 13
4
matching period with perl regular expression
...removed from "\..*"
In perl, you can match a single period with \.
Is this not so even with perl=TRUE. I would like for x to be equal to
> x = "wa"
What am I missing here?
-stephen
==========================================
Stephen J. Barr
University of Washington
WEB: www.econsteve.com
2009 Mar 04
1
dividing ts objects of different frequencies
...002Q2]/distPop[2002],
etc.
This would not be too difficult to write but does anything like this already
exist?
Thank you,
-stephen
--
==========================================
Stephen J. Barr
University of Washington
Dept. of Applied and Computational Math Sciences
Dept. of Economics
WEB: www.econsteve.com
==========================================
[[alternative HTML version deleted]]
2009 May 19
1
panel question (plm)
Hello,
I am working on a data set (already as a plm.data object) located
here: http://econsteve.com/arch/plmWithDensity.Robj
With the following R session:
> library(plm)
...
>load("plmWithDensity.Robj")
>model <- plm(RATE ~ density08, data=plmWithDensity)
Error: subscript out of bounds
I am not understanding the "subscript out of bounds" error, as this is
a...
2009 Jun 12
1
xtable for plm objects
...ot;xtable") : no applicable method for "xtable"
It seems like I would want to have xtable treat plm objects exactly as
lm objects. Is there a way I can force this behavior?
Thanks,
-stephen
==========================================
Stephen J. Barr
University of Washington
WEB: www.econsteve.com
2009 May 08
1
plm: plm.data vs pdata.frame
...e
plmEN.pdf example, meaning it did not show any information about the
panel structure of the object.
I would appreciate some help as to getting my data into a proper
pdata.frame. Thank you,
-stephen barr
==========================================
Stephen J. Barr
University of Washington
WEB: www.econsteve.com
2009 Mar 12
3
can I draw 3D plot like this using R?
hi, all
I am looking at R package RGL to draw a colored mesh/surface plot like
this one (from matlab).
http://www.mathworks.com/access/helpdesk/help/techdoc/visualize/cbar.gif
The key features I am looking for is surfaced with grid and color, but
not the terrain-like gradient. but I didn't come even close to it
after browsing through rgl help file.
have anyone drawn something like this