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...

The idea of personal carbon allowances (PCAs) was presented by the UK Environment Secretary, David Miliband, in 2006. Although no nation state is seriously developing proposals for them, they have been discussed within academia, NGOs and policy-making circles. PCAs can be seen as a logical...

A contingent valuation study conducted in China, Sweden, and the United States was used to investigate citizens’ willingness to pay (WTP) for reducing CO2 emissions. We find that a majority of the respondents in all three countries believe that the mean global temperature has increased over...