Labour's lead falls to just six points after Cameron's EU referendum pledge but returning UKIP supporters aren't enough to transform Tory fortunes.
Such a Commission would ask hard questions, but also be more productive than David Cameron's opportunistic offer of a referendum.
The next election will be decided by the economy, not by which party is the most eurosceptic.
It is a question of when, not if, Miliband will offer an EU referendum. Here's what he can learn from his predecessor-but-seven.
First poll since Cameron's EU referendum pledge shows Labour's lead has risen two points to 12.
Tory unity will prove shortlived and the Labour leader could execute a relatively painless U-turn on a referendum.
If Miliband matches Cameron's referendum offer, he will look weak. If he doesn't, he will look undemocratic. Which will he choose?
Read the Prime Minister's speech promising to renegotiate Britain's membership of the EU and hold a referendum in 2017.
The questions the PM will face on renegotiation, the referendum and withdrawal.
Any political high from Cameron's EU speech could be shortlived if figures released on Friday show that the UK economy shrunk in the final quarter of 2012.