Nicolas Jullien's personal page

Reseach projects, publications, teaching…

Thursday January 21st, 2016
by Nicolas JULLIEN
0 comments

Do contributors care more than the others ? Let’s ask Wikipedia (users).

Or what happens when 13,000 Wikipedia users play the Dictator Game (DG)… Article Written by Godefroy Dang Nguyen, Sylvain Dejean and Nicolas Jullien In those days, the « sharing economy », or the « uberization » of the behaviors and of the economy are … Continue reading

Wednesday January 20th, 2016
by sylvain dejean
0 comments

Que se passe-t-il quand 13000 wikipediens jouent au jeu du dictateur ?

« Vous recevez une somme de 10 € que vous devez partager avec une autre personne » (qui se trouve dans le cas présent être un autre répondant au questionnaire), combien gardez-vous ? Ce jeu, très simple, sans interaction stratégique, est facile à … Continue reading

Tuesday September 15th, 2015
by Nicolas JULLIEN
0 comments

REVISION: The Rise and Fall of an Online Project. Is Bureaucracy Killing Efficiency in Open Knowledge Production?

We evaluate the efficiency of an online knowledge production project and identify factors that affect efficiency. To assess efficiency, we used the Data Envelopment Analysis (DEA) modelling methodology. We apply DEA to data from more than 30 Wikipedia language projects … Continue reading

Monday May 11th, 2015
by Nicolas JULLIEN
0 comments

REVISION: Les usages des outils de réseau social par les salariés: des registres privés, et professionnels… individualisés (Employees’ Uses of Social Network Sites… For Private and Professional…Individual Use)

English Abstract: We address the question of employees’ perceived usefulness of social networking sites in the exercise of their professional activity. The surveys, quantitative and qualitative, were conducted in big company in 2011

Monday April 27th, 2015
by Nicolas JULLIEN
0 comments

REVISION: Big From the Beginning. Assessing Online Contributors' Behavior by Their First Contribution.

This paper aims at investigating the process of involvement in open online communities producing knowledge, via the link between the first contribution and the level of contribution reached. While most studies look at the career of contribution after the first … Continue reading