From the IFS today
Main points
There has been no real reduction in spending on social security
Capital spending has been cut in real terms only about half as much as planned
Protecting health, schools and overseas aid would double cuts in other departments
On current plans tax receipts will be 1% of GDP lower in 2019/20 than 2007/08
The last five elections have been followed by net tax rises of more than £5bn a year in today's terms
BBC article
BBC News - IFS says worst of UK spending cuts yet to come