[R] License for including datasets in packages

[John Fox]

Dear Arne,

I'm not a lawyer, but I believe that data per se are not copyrightable.

Regards,
 John 

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch 
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Arne Henningsen
> Sent: Wednesday, August 25, 2004 12:06 PM
> To: r-help at stat.math.ethz.ch
> Cc: jfox at mcmaster.ca
> Subject: [R] License for including datasets in packages
> 
> Dear All,
> 
> I would like to publish a function for 'heckit' estimations 
> together with two examples from Greene's and Wooldridge's 
> econometric textbooks. 
> These examples use the dataset of Mroz (1987) that is also 
> available in John Fox' "car" package. However, not all 
> variables that are used in my examples are available in the 
> "car" package. Therefore, I want to put the full Mroz dataset 
> in my package. This full dataset can be downloaded from some 
> internet sites (e.g. 
> pages.stern.nyu.edu/~wgreene/Text/econometricanalysis.htm,
> www.stata.com/texts/eacsap/), but I did not find any license 
> information. 
> 
> Whom do I have to ask wether I am allowed to put these data 
> in a GPLed R package? (Mr. Mroz, Mr. Greene, STATA, 
> University of Michigan (PSID), . . . )
> 
> @John: Do you have any license information on these data?
> 
> Thanks,
> Arne
> 
> --
> 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
> ahenningsen at agric-econ.uni-kiel.de
> http://www.uni-kiel.de/agrarpol/ahenningsen/
> 
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