Several EU member states have introduced national systems of Tradable Green Certificates (TGCs), which stipulate the percentage of total energy consumption to be obtained from renewable sources. The new Renewable Energy Directive sets a binding EU-wide target of 32% but without imposing legally...

This paper identifies conditions under which, starting from any tax distorting equilibrium, destination- and origin-based indirect tax-harmonizing reforms are potentially Pareto improving in the presence of global public goods. The first condition (unrequited transfers between governments)...