Andrew Hawkins of ComRes said that Conservative gains as a result of David Cameron's Europe speech were, as it stands, not enough to deny Labour an overall majority at the next election.
This week's Europe speech has clearly had an impact on Tory fortunes but the polls still show a swing to Labour large enough to give Ed Miliband an overall majority.
Europe can only be a part of Cameron's strategy - the economy is far more important and time is running out to deliver growth before 2015.
To the surprise of many Lib Dems, Nick Clegg appears to have played down the importance of the Coalition's divide on an in-out referendum.
Business leaders in Davos are worried about the Prime Minister's pledge to put Britain's membership of the European Union to a referendum.
With some in France keen to "roll out the red carpet" for a British exit, Germans favouring decentralisation welcome EU renegotiation talks.