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I am Professor of Economics at the Sorbonne Business School (IAE). I am also

My initial work was concerned with the economic analysis of contractual choices made by economic actors. More recently, I decided to focus on public private contracts and the organization of public services.



(Avec E. CHONG et B. SILVERMAN) "Water under the Bridge: Determinants of Franchise Renewal in Water Provision", Journal of Law, Economics and Organization, 2015, 31 (1), 3-39.

(Avec J. TIROLE) "Strengthening the Efficiency of Public Procurement", Report for the French Council of Economic Analysis, April 2015.

(Avec A. ESTACHE) Public Private Partnerships and Efficiency: A Short Assessment, CESifo DICE Report, 2014, Volume 12, Number 3, p.8-13, 2014

(Avec C. DESRIEUX et E. CHONG) "Putting all one's eggs in one Basket: Relational contracts and the management of local public services, Journal of Economic Behavior and Organization, 89, 167-186, 2013.

(Avec A. YVRANDE et M. AMARAL “Does Competition for the Field Improve Cost Efficiency? Evidence from the London Bus Tendering Model”, Journal of Transport and Economic Policy, 47 (1), 17-34, 2013.

(Avec J. BEUVE) “Interfirm Cooperation in Strategic Relationships: The Role of Formal Contract", Industrial and Corporate Change, 21 (4), 811-836, 2012. 

(Avec STAROPOLI C. et A. YVRANDE) "Public-Private Agreements, Institutions, and Competition: When Economic Theory Meets Facts", Review of Industrial Organization, 35, 1-2, 1-18, 2009.

(Avec E. CHONG, F. HUET ET F. STEINER) “Public-Private Partnerships and Prices: Evidence From Water Distribution in France", Review of Industrial Organization, 29, #1-2, 149-169, 2006.

(Avec P. GARROUSTE) “The Alternative Theories of the Firm”, Journal of Economic Behavior and Organization, Special Issue, Eds, P. Garrouste et S. Saussier, 58 (2), 178-199, 2005



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