We investigate the performance of a consumption-based carbon tax – implemented by full border carbon adjustment – as an instrument of unilateral climate damage mitigation in a two-period two-country general equilibrium model with a finite stock of fossil fuel. The implementation of that tax...

We examine strategic incentives to subsidize green energy in a group of countries that operates an international carbon emissions trading scheme. In our model, green subsidies of either sign on top of emissions cap regulation reduce the welfare of the group of countries, but this may not hold...