Clegg's party has lost more than 500,000 voters to Farage since 2010.
With the Tories refusing to rule out another increase, Clegg's party will soon need to decide where it stands.
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.
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".
Farage gets to enter the political establishment, while Clegg has a chance to reconnect with those voters who warmed to him in 2010.
Danny Alexander and Lynne Featherstone are both vulnerable to Labour challenges.