Dow Jones: A competitive CO2 auction of 200,000 European Union allowances, or EUAs, was more than eight times oversubscribed, Climex, the platform provider for the Austrian government’s CO2 auction, said Monday. The Austrian government Monday auctioned 300,000 EUAs on a spot basis. Of these, 200,000 EUAs were offered in a competitive auction and 100,000 EUAs were offered via a noncompetitive auction. The competitive auction was only open to bidders that were spot members of Climex and had …