US dollars http://www.livsstigen.se/viarex-en-quito-52c7.pdf#snarl how much does viarex cost  "The UK is continuing to work closely with EU andinternational partners to achieve an ambitious package toward aglobal market-based aviation emissions measure by 2020, plus aframework on regional schemes which allows the EU ETS tocontinue to function in the interim," Britain's department ofenergy and climate change said.