There are shareholders to consider

"The United States is very concerned that the digital services tax which is expected to pass the French Senate tomorrow unfairly targets American companies," said US trade representative Robert Lighthizer.

The proposed GAFA [PDF] (Google, Apple, Facebook and Amazon) law would be a revenue, not profit, tax.

It's a technique pioneered in Hollywood, where films are taxed on profits.

David Prowse, the body of Darth Vader for the original trilogy, opted for a profit payment rather than an upfront deal and so earned very little for Return of the Jedi, which has still to make a profit despite a $32m budget and earning mega-millions.

Yes, we are referring to Amazon for the absence of doubt.

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