During a chance encounter on a street in the city of Luxembourg, Glock asked a businessman if he knew someone who could help him expand his fledgling enterprise.

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Mittal has said he would be prepared to move his company's headquarters from the Dutch industrial city of Rotterdam to the tiny landlocked country of Luxembourg.

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For anyone who still needs a reminder, I invite you for a short visit to the Luxembourg American Cemetery and Memorial, just outside the capital city, the burial place of General George S. Patton and the thousands who fell in the Battle of the Bulge in Bastogne, Belgium, and nearby, fighting to liberate the region from the Nazis.

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The U.K. (City of London), the U.S. (Delaware), Luxembourg, Switzerland, Cayman Islands, Ireland, Hong Kong, Singapore, Belgium and Bermuda.

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Tudur Jones, who made his international bow against Luxembourg in March 2008, signed for Swansea from Welsh Premier side Bangor City in 2005 but his Liberty Stadium career has been beset by serious knee injuries.

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These are the 10 most significant secrecy jurisdictions in the world, in the opinion of the Tax Justice Network: the U.S. (Delaware), Luxembourg, Switzerland, Cayman Islands, the U.K. (City of London), Ireland, Bermuda, Singapore, Belgium and Hong Kong.

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