In the May 2012 Taxcast: Tax haven insiders speak out, the co-founder of Facebook unfriends the US, and Europe considers a Financial Transaction Tax.

In the April 2012 Taxcast: Amazon's tax affairs, the global tax cut race to the bottom, India tackles tax havens and the miners in Zambia who pay more tax than the multi-national mining company.

In the March 2012 Taxcast: Apple i-tax dodging, reclaiming Arab Spring country assets, the rich country club of the OECD and the ABCs of setting up letterbox companies. It's child's play!

In the February 2012 Taxcast: Are City of London Police really serious about prosecuting financial crimes? Are bankers paying fair taxes on their bonuses? And how Facebook is saving billions in tax via Ireland and Bermuda.

Special focus this month: the tax haven of the City of London, semi-autonmous state within a state.

In our inaugural Tax Justice Network monthly podcast we discuss the implications of the Vodafone vs India landmark tax case, compare Bill Gates and Mitt Romney's attitudes to taxation and visit the Occupy camp outside St Paul's Cathedral in London.

Taxcast content this month: We discuss the implications of the Vodafone vs India landmark tax case, compare Bill Gates and Mitt Romney's attitudes to taxation and visit the Occupy camp outside St Paul's Cathedral in London.