According to the Treasury, “in 2015-16 income inequality fell to its lowest level since the mid-1980s.” This is from the Treasury’s paper on the distributive impact of the budget:
This, on the other hand, has just been circulated on Twitter by Alison Garnham of CPAG:
This is what the Treasury thinks is happening after the budget, reviewing income in percentage terms:
And this is what the IFS thinks:
As they ask in Private Eye: I wonder if they are related?