[Wikimedia-l] Fwd: The value of Wikipedia for the economy

Plyd wiki.vincent at amplyd.com
Thu Apr 11 16:55:03 UTC 2013


Hi,
It looks like nobody received this email, so I try again!
Vincent

---------- Forwarded message ----------
From: Plyd <wiki.vincent at amplyd.com>
Date: Tue, Apr 9, 2013 at 9:12 PM
Subject: Re: The value of Wikipedia for the economy
To: Plyd <wiki.vincent at amplyd.com>
Cc: "lodewijk at effeietsanders.org" <lodewijk at effeietsanders.org>, "
wikimedia-l at lists.wikimedia.org" <wikimedia-l at lists.wikimedia.org>,
Sébastien Beyou <seb35wikipedia at gmail.com>




Le mardi 9 avril 2013, Plyd a écrit :

Hello,
> Thanks Seb35 for pointing me this email.
>
> I did a study last year about the value of Wikipedia, as a thesis for my
> diploma in HEC Paris. Here is the link below. It is written in french and I
> used French Wikipedia as an example, but the methods used are the same for
> all languages.
>
> I was looking for indicators on "how to value the job of wikipedians" so
> my prefered indicator was the increase of pageviews. For a glam giving its
> material, saying how many views it generated is the best convincing
> argument imho.
>
> But I searched for a lots of different valuations, with each their own
> limits. As an example :
> - advertisement value : more or less the market value if a private company
> would like to make an offer to the foundation, best evaluation is with a
> simple ratio of pageviews * average page view value.
> $8 per 1000 pageviews => $1 600 000 000 per year for all wikipedia
> with discounted cash flow method (with the internet growth prediction), I
> get a $8 800 000 000 value. (2% of Apple Market Capitalisation)
>   limitation : the value of wikipedia relays in its contributors and if it
> was sold, no more contributors would keep writing (and a fork would be done)
>   limitation : the pageview value given by the foundation includes bots...
>
> - "how much would it cost to write Wikipedia" ? I used the indicator of
> freelance journalist paid at the "word" and I multiplied by the monthly
> size increase of Wikipedia.
>   limitation : of course the choice of journalist is discutable, it's not
> the same job, but it is close enough to be compared.
> I used 57,74€ for 1500 signs (a value found in france), which gave me €32
> 000 000 per month value for french wikipedia, so with a €3000 monthly cost,
> it gives 900 employees for french wikipedia.
>
> - I also calculated with a "time spent" indicator, calculated with
> wikiscan.org (15 minutes max per contribution), which gaves me a more or
> less same result : 900 full-time contributors on fr.wikipedia.org
>
> Thesis:
> http://www.amplyd.com/these/Valorisation%20du%20b%C3%A9n%C3%A9volat%20sur%20Wikip%C3%A9dia%20-%20FEB2012%20-%20Vincent%20Juhel.pdf
>
> Slides for a Wikimedia France presentation:
> http://www.amplyd.com/these/Valorisation%20du%20b%C3%A9n%C3%A9volat%20sur%20Wikip%C3%A9dia%20-%20AGWMFR%2027MAI2012.pdf
>
> Don't hesitate to ask questions !
>
> Plyd
>
> ---------- Forwarded message ----------
> From: Seb35 <seb35wikipedia at gmail.com>
> Date: 2013/4/8
> Subject: Valeur de Wikipédia
> To: Plyd <wiki.vincent at amplyd.com>
>
>
> Hello,
>
> Si tu veux parler de ton étude de la valeur de Wikipédia, il en est
> question sur wikimedia-l (pas lu, juste vu le titre), ça intéressera
> sûrement Lodewijk.
> http://lists.wikimedia.org/**pipermail/wikimedia-l/2013-**
> April/125050.html<http://lists.wikimedia.org/pipermail/wikimedia-l/2013-April/125050.html>
>
> Seb
>
>


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