Shadow business secretary Chuka Umunna faces a battle on two fronts as he attempts to secure Britain's place in a global economy - without alienating business leaders.
Labour leader vows to end system under which wealthy individuals avoid paying tax on their overseas earnings.
The former PM, who once said he didn't mind how much David Beckham earned, says he agrees "completely" with the Labour leader on the subject.
In a first of a series following the mayoral runners and riders on the campaign trail in London, Stephen Bush talks to David Lammy about Stuart Hall, housing, immigration and growing up poor.
The glee with which the Conservatives have greeted the letter from 100 business chiefs risks reinforcing the impression of them as the political wing of the City of London.
Elections are as much about competence as conviction - Labour should have made more hay with the Coalition's many gaffes.
Ed Balls believes a tough message is essential but Chuka Umunna and Sadiq Khan are warier.
Labour's best hope of turning the SNP tide is to focus on the Conservatives.
Not everyone is unhappy about Labour's anti-immigration mugs. Ukip are very, very happy.
The Labour leader fears that being explicit would reinforce his party's profligate reputation.