Carbon leakage is one of the major issues facing policymakers today when designing environmental regulation. While the empirical and trade literature on carbon leakage is rich, much less is known about the implications of carbon leakage risk on optimal regulatory policies under asymmetric...

Emission allowances are often distributed for free in an early phase of a cap-and-trade scheme (grandfathering) to reduce adverse effects on the profitability of firms. If the grandfathering scheme is phased out over time, firms may nevertheless relocate to countries with a lower carbon price...