The belief that stringent climate policies are very costly is widespread among political decision-makers and the public. The Trump administration stressed the cost argument as the motivation for the US withdrawal from the Paris Climate Agreement. However, such judgements ignore the economic...

The paper develops the concept of "Economic Pathways" (EPs), which characterize theory-based scenarios for an economy that strives to achieve decarbonization by mid-century. The theoretical framework derives closed-from analytical solutions for consumption, innovation, emissions, and population....