Le blog du CEPII
Christian de Perthuis

The price of carbon: ways forward after COP-21

 PostNovember 26, 2015
By Christian de Perthuis, Pierre-André Jouvet, Raphaël Trotignon
Because the climate is a common good, economists generally advocate the use of an international carbon price to internalize climate risk, to incorporate as many countries as possible into an agreement and to thwart “free-rider” strategies.

The “$100 000 000 000 per year” question

 PostOctober 8, 2015
By Christian De Perthuis, Pierre-André Jouvet
A mechanism of carbon “bonus-malus” is proposed, where the average emission rate of world countries serves as the anchor: above the threshold, countries should pay a malus, under this level, they would receive a bonus.