It felt as if negotiations would go on for an eternity, with months of stalling: search this site for 'Opel bid' and the stories of stops and starts come thick and fast.  Now, just as it seemed that the deal was finally coming to a close, comes the spectacular announcement that GM will not in fact sell off its loss-making European unit Opel to the consortium of Canadian part-maker Magna and Russia's Sberbank, preferring to restructure it itself as the economic climate warms.  German Chancellor Angela Merkel, who had pledged €4.5bn in loans may well be fuming and apparently Prime Minister Putin has chimed in with his consternation over the abortive deal, which had promised ...