Days before Mr Burnham enters Downing Street, the Office for National Statistics (ONS) said gross domestic product (GDP) grew by just 0.1 per cent in May, after shrinking by 0.1 per cent in April.

Official data revealed that GDP grew just 0.1 per cent in May, having dropped by the same proportion in April.

Official figures show UK economy grew in May but experts warn PM-to-be Andy Burnham faces a series of "tough choices" when he starts, among them what taxes may have rise