Thank David,
your routine does exactly the desired trick.
Cheers
Hans
++++++++++++++++++++++++++++++++
Hans J. Baumgartner
Dept. Public Economics
DIW Berlin
German Institut for Economic Research
phone: +49/30/89789-307
fax : +49/30/89789-114
URL: www.diw.de
www.hansbaumgartner.de
++++++++++++++++++++++++++++++++
[email protected] wrote on 12/04/2005 15:46:50:
> You could do that something like, e.g.
>
> sysuse auto
> twoway__histogram_gen length if !foreign, start(140) w(10) freq gen(h0
x0)
> twoway__histogram_gen length if foreign, start(140) w(10) freq gen(h1
x1)
> replace h1=-h1
> gen zero=0
> twoway (rbar h0 zero x0, barw(10)) (rbar h1 zero x1, barw(10)), ///
> yla(-10 "10" -5 "5" 0(5)15) yti(Frequency) ///
> legend(label(1 "Domestic") label(2 "Foreign"))
>
> Note the very handy command -twoway__histogram_gen- (two underscores
> in the first gap!) that is not in the Stata manuals but does have a help
file.
>
> Hope this helps
>
> David
>
> -----Original Message-----
> From: Hans J. Baumgartner [mailto:[email protected]]
> Sent: 12 April 2005 14:19
> To: [email protected]
> Subject: st: graph for propensity scores
>
>
> Dear statalist,
>
> I am estimating treatment effects using propensity scores.
>
> To discuss the common support I?d like to graph the scores for the
> treated and the controls.
>
> However, my graph knowledge is very limited and is only sufficient to
> generate a graph, where the scores for the treated and the controls are
> displayed next to each other. That is I am using the by(.) option and
> the command historgram.
>
> I?ve seen the scores are displayed upwards for the treated and mirrored
> downwards for the controls in one single graph.
>
> Has anybody an idea how to do this?
>
> Thanks in advance
> Hans
>
>
>
>
>
> --
> Hans J. Baumgartner DIW Berlin
> German Institute for Economic Research
> Dept. Public Economics
> K�nigin-Luise-Str. 5; 14195 Berlin; Germany
> Tel.: +49/30/89789-307
> Fax.: +49/30/89789-114
> http://www.diw.de
> http://www.hansbaumgartner.de
>
>
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>
>
>
> *
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>
*
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