This paper discusses and analyzes various international mechanisms to scale up global action on climate mitigation and address the policy gap in this area. Despite the new commitments made at COP 26, there is still an ambition and a policy gap at the global level to keep temperature increases...

Intensity standards have gained substantial momentum as a regulatory instrument in US climate policy. Based on numerical simulations with a large-scale computable general equilibrium model we show that intensity standards may rather increase than decrease counterproductive carbon leakage....