As the US presidential race steps up a gear, Hewson added: “US economic data continues to paint a mixed picture of the US economy, with consumer confidence sliding back sharply in August to its lowest level in six years, over concerns about the state of the US economy, the outlook for jobs against a backdrop of partisan politicians, and the recent lapsing of the $600 a week unemployment enhancement, which has restricted the ability of US consumers to spend any more than they have to, to get by.”