To revitalise Ford's floundering design department, Mr Nasser turned to a young outsider, J Mays, who designed the wacky new Beetle for Volkswagen.

ECONOMIST: The prince and the pauper | The

But Mr Broadbent pulls together some striking evidence in support, including this wild and wacky chart (below) which looks like an electrical experiment gone wrong, but actually shows the movement of output across 81 sectors of the economy since the late 1990s.

BBC: The UK productivity puzzle (cont'd)