With the Tories refusing to rule out another increase, Clegg's party will soon need to decide where it stands.
The reforming pensions minister is in the frame for the post of Lib Dem economic chief.
Lord Oakeshott and the liberal Centre Forum are demanding a cut in the National Insurance threshold, rather than another cut in income tax.
Compared to the New Labour years, the degree of policy overlap between the two parties is remarkable.
There are far more people who don’t vote Ukip than do, including many who despise pub-bore nationalism.
Labour's deputy leader's all-out assault on the Lib Dems' record showed that she believes the party can't afford to go soft on the yellows.
The Chief Secretary to the Treasury contradicts Osborne and says the idea is "well worth further consideration".
Inflation alone will ensure that the allowance rises to over £11.3k and minimum wage workers will still be paying tax.
Everything right now is analysed through the prism of "what it means about the leadership".
Beyond the bluster and rhetoric, there is a surprising degree of consensus on the reforms needed.