Front Matter -- Normative Political Economy. The "Difference Principle" / Claude GAMEL -- The Public Sphere Between the State and the Market / Sylvain LAVELLE -- Contracts Rather than Deliberation / Bertrand CRETTEZ -- From a Hegelian to a Smithian Reading of Rawls / Ragip EGE, Herrade IGERSHEIM -- Reasons and Persons. Personal Identity, Public Deliberation and Behavioral Public Policy / Cyril HÉDOIN -- Preferential Choice, Logical Action and Communication Ethics / Jean MERCIER YTHIER -- Public Debate and Public Policy. Issues of "Stakeholder" Recognition in Collaborative Deliberation / Emmanuel PICAVET -- Rethinking the Social Contract in the Digital Age / Bruno DEFFAINS -- Public Management of Rivers / Julie RIEGEL -- The Economics of Biodiversity and Ecosystem Services between Monetary Valuation and Deliberation / Franck-Dominique VIVIEN -- List of Authors -- Index