And Bill Gates has said that importing a rich-country tool might not help the poor.

FORBES: The $100 Computer

She said super-injunctions are an "outrage" used as a tool by "the rich and the powerful".

BBC: Media praised for expenses scoop

Tax revenue is better seen as a way to fund the state, not a tool to punish the rich.

ECONOMIST: Policy prescriptions

The failure to launch trade negotiations at Seattle two years ago had much to do with poor countries' fears about the rich world's desire to use labour standards as a protectionist tool.

ECONOMIST: The Doha round