It is almost certain that the new government will want to spend more money - Dan Kitwood/Getty It's becoming increasingly clear that Andy Burnham, likely to be our prime minister very soon, would like to spend a fair bit more public money. But the key questions are how an increase in expenditure would be financed, and how the markets would react. In 2009, Carmen Reinhart and Kenneth Rogoff, the American economists, produced a magisterial work on the implications of high levels of government debt.