Mitt Romney has confirmed that he is to make another bid for the White House in November 2012. He will base his campaign on the assertion that ‘Barack Obama has failed America’. His focus will be the economy, hammering home the message that ‘the Government under President Obama has grown to consume almost 40 per cent of our economy’ which apparently means that the US is ‘only inches away from ceasing to be a free-market economy’. The problem for Mr Romney is that whatever he attempts to make the political focus or the central message of his campaign, he will...