Spectre of a trade war looms large as Beijing reportedly blocks purchase of 10 Airbus A380s as a retaliatory measure
International meeting concludes without agreement on market-based measures
Airlines with a registry account receive almost five million permits to help them comply with EU emissions trading rules
Proposal to deal with surplus of carbon permits will be assessed by parliament and ministers after backing from committee
Energy efficiency directive would withhold permits to help reduce surplus, but final decision rests with ministers
Bipartisan group pens op-ed calling for Congress to revisit carbon trading plan as means of tackling deficit
Economist urges policy makers to ignore Heartland Institute distractions and deliver investor certainty
Brussels sources insist they will not cave in to sabre-rattling at Moscow meeting
Point Carbon forecasts volumes to grow 13 per cent this year ahead of EU ETS phase III
Moscow meeting agrees package of measures to push EU to "cancel or postpone" aviation emissions trading