That free-for-all will end if an OECD proposal to replace dual tax-treaty networks with a multilateralconvention is adopted.
2
Around 45 countries have already signed the OECD's multilateralconvention, although Singapore's rival wealth management centres Switzerland and Hong Kong have not.
3
Cameron has also asked them to sign up to the OECD's MultilateralConvention on Mutual Assistance in Tax Matters before the G8 meeting.
4
Some forty multilateralconventions are renewed between Germany and the allied and associated powers, but special conditions are attached to Germany's readmission to several.