Linking of two or more cap-and-trade systems promises gains in cost effectiveness and signals a strong commitment to carbon policy. Linking is also seen as one possible way of converging from regional climate policy initiatives toward a global climate policy architecture. Moreover, linking may...

A Green Deal for Europe can set standards for ambitious climate protection, for an investment programme in future markets and for strengthening the European economy and European and non-European security. Climate protection and a sustainable energy transition not only create economic...