Google should pay 'much more' tax, says biggest shareholder in Britain
Google has written to the Financial Times to defend itself in the row over its tax regime.
A former senior strategy adviser to David Cameron has said that there is a sense big firms appear to operate "above the law" as the Treasury faces further questions over its tax deal with Google.
Steve Hilton, who worked for the prime minister until 2012, told BBC Radio 4's Today: