21.  The greater the economic impact of the single currency, the greater the pressure for and chance of further harmonization.

22.  The issues of Maastricht - single currency, sovereignty and legal structure - deserve thorough scrutiny and a free vote.

23.  The Leader of the Opposition previously expressed three conditions for joining a single currency.

24.  The other idea is that we should have a single currency.

25.  The single currency is in trouble, and the problem is worsening.

26.  The treaty gave Britain the right to opt out of the single European currency system.

27.  There is not only a single currency but also a single economic policy, with only minor variations between states.

28.  This would not happen were Britain to join the single currency.

29.  Trust the people, but not to vote in a referendum on entry to the single currency.

30.  We have exactly the same option to join a single currency at the same time as other member states if we wish.