Several EU member states are exploring options for setting minimum domestic carbon prices within the EU Emission Trading System (ETS). First, a "TAX" policy would introduce a carbon tax equal to the difference between the prevailing ETS price and the targeted minimum price. Second, a national...

When it was launched in 2005, the European Union emissions trading system (EU ETS) was projected to have prices of around €30/ton CO2 and to be a cornerstone of the EU's climate policy. The reality was a cascade of falling prices, a ballooning privately held emissions bank, and a decade of low...