Because excessive specialization can be risky, diversification matters for sustainable development. A case study of Madagascar, this paper begins by briefly discussing economic and institutional diversification and presenting a simple model of production possibilities to illuminate the possible...

Multilateral cooperation initiatives (or “climate clubs”) can generate some of the additional action that is needed to achieve the goals agreed in the Paris Agreement. An analysis of the state of collaboration in the four policy areas energy transition, synthetic fuels, food systems and...