According to The Times's calculations, £31bn has been wasted by the government over the last two years.
This amount represents more than a third of the government's £81bn public spending cuts scheduled for this parliament.
Topshop owner Sir Philip Green was asked to review spending and waste and concluded that no business could survive if it wasted money like the government does.
The "coherent strategy" he recommended 15 months ago has yet to be implemented.
