The bottom 10 per cent of households pay 47 per cent of their income in tax. But they would gain nothing from the parties' plans.
The red-blue duopoly that had held for decades fractured as insurgent tribes invaded the pitch.
By insisting that a surplus of £23bn is necessary to reduce the national debt, the Chancellor has exposed himself to the charge that he is an ideologue.
The party has denied Osborne the chance to brand it irresponsible while also maintaining clear dividing lines on future cuts.
There is no sign of the updated Charter for Budget Responsibility that the Chancellor promised would be published by now.
Clegg and others would rather continue to do business with the Tories than with a Labour Party regarded as irredeemably tribal.
The two-against-one dynamic harms the Tories while exposing Clegg's party to the charge of hypocrisy.
The Chancellor framed himself as a man who would take from the wealthy and give to the NHS.
By avoiding impossible demands on immigration, the PM put keeping Britain in the EU ahead of appeasing the Tory right.
The ruling against the former chief whip and David Mellor's snobbish attack on a taxi driver have confirmed the Tories' image as "the party of the rich".