Criticism of the Work Capability Assessment OBR confirmed that the reforms themselves had done nothing to reduce levels of welfare spending — although a simple freezing of benefit payments, so that they did not rise with inflation, had limited the extent of fiscal failure. But in fiscal year 2016-17, the budget in question had nevertheless risen to £15 billion a year. In 2016, the NAO published another evaluation of the DWP's disability assessment contracts: it said the cost of each WCA had risen from £115 under Atos to £190 under Maximus, to no benefit to the Exchequer. A former chief economist at the DWP, Professor Jonathan
Work Capability Assessment that the DWP was expecting a very similar proportion of claimants to be recommended for the Support Group overall. However, Professor Harrington has described the set of people making fresh claims as "a completely different group of people" from long-term recipients, who generally have a significantly higher level of disability than new claimants. Moreover, studies of long-term Incapacity Benefit recipients carried out by the DWP before the 'roll out' of the Incapacity Benefit reassessment programme suggested that 31% of established recipients - almost 1 in 3 - would be suitable for the Support Group. Despite this, the "norm" does not