While leaders of the rich world have been meeting to discuss the economic crisis, a British aid agency has highlighted the way in which derisory tax rates deprive poor countries of billions in lost revenue.

A new tax haven created by the west African state of Ghana could attract tax dodgers and drug traders seeking to launder money unless safeguards are introduced, says a new report.

Christian Aid is urging G20 finance ministers to prioritise reforms that would help developing countries counter the tax dodging activities of international companies.

The UK government’s new tax deal with Liechtenstein amounts to a welcome admission that much-hyped tax information exchange agreements (TIEAs) do not work, Christian Aid says.