My main research is currently on financial economics. 

Recipient of the ANR Grant FIRR "Financial Infrastructure: Risks and Regulation"  October 2018 42 Months.

Recent publications

• New electoral systems and old referendums July 2018, forthcoming in 'The Future of Economic Design’, edited by Jean-François Laslier, Hervé Moulin, Remzi Sanver, and William S. Zwicker, Springer.
• Mechanisms in a digitalized world March 2018

  forthcoming in 'Social Design: Essays in Memory of Leonid Hurwicz' edited by Walter Trockel, Springer

• Rumors and social networks, with Francis Bloch and Rachel Kranton, International Economic Review Vol. 59, Issue 2  (2018) 421-448.
• Contagion in financial networks : a threat index, Management Science, Vol. 64, No. 2, February 2018, pp. 955–970. Permalink: https://doi.org/10.1287/mnsc.2016.2592
• Taxation and Privacy Protection on Internet Platforms with Francis Bloch, Journal of Public Economic Theory (2018) 20(1), 52-66.

• Mutual rankings, Mathematical Social Sciences (2017) 90, 35-42.
• Optimal targeting strategies in a network under complementarities  Games and Economic Behavior (2017) Volume 105, 84-103, https://doi.org/10.1016/j.geb.2017.07.004 o

• The stability of group formation, Revue d’Economie Politique (2017) n° 4/495-516.
• Communicating on electoral platforms, with Karine Van der Straeten,
  Journal of Economic Behavior & Organization online 2017.
• Joint Design of Emission Tax and Trading Systems (with Bernard Caillaud) Annals of Economics and Statistics (2017) issue 127, pages 163-201.