If Mr Hirst were managing a quoted company, he would be unable to enrich himself at the expense of his investors in quite the same way.

ECONOMIST: The art market

Mr Belhaj has now written to those he is suing, saying he wants to lay to rest the misconception that he is pursuing the case to enrich himself.

BBC: Abdul Hakim Belhaj 'will settle' over Libyan rendition

Federal prosecutors alleged Kilpatrick ran a criminal enterprise through the mayor's office to enrich himself through bid rigging and extortion, and using nonprofit funds for personal gain.

CNN: Ex-Detroit Mayor Kilpatrick convicted in corruption case

Rangel, in an emotional appearance on the House floor after the House voted 333-79 to censure him, acknowledged that he had made mistakes but asserted that at no time had he been dishonest or tried to enrich himself.

WSJ: Rangel files suit to overturn censure