Bloomberg: Early auctions of carbon allowances for the post-2012 period of the European Union emissions program are not likely to start in 2011 as further work is needed on infrastructure for the sales, according to a senior EU official. The 27-nation EU, which has given away the majority of allowances since it started the world’s largest cap-and-trade program in 2005, will require most emitters to purchase their allotment of permits in the third phase that starts in 2013 and runs through 2020. European…