"You specified a method in the paper, " he says.

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With the method laid out in the new paper, all that is required is the raw data, which must be released by the mobile phone operators.

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Paper checks remain the dominant method for paying consumer bills and are also extensively used in retail and business-to-business payments.

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In brief, I would recommend that the paper be rejected because, as an artifact of their method, they have come up with an impossible result.

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