Christian de Perthuis is Professor of Economics at University Paris-Dauphine and Head of the Climate Economics Chair. He is a member of the CEDD, the advisory committee of the French Minister of Environment. He started his career in the agricultural sector, then went on to work in leading French reseach and forecasting institutes: first, at Rexecode, where he served as the Deputy Director, then at Bipe where he held the position of General Director. From 2004 to 2008 he headed the Mission Climat of Caisse des Depots. Since 2004 his research has focused on the economics of climate change.