Challenge will help define what constitutes inside information and how it can be handled
Anglo Irish appears to have bluffed a nation
Kazakh copper miner handed opportunity to exit questionable investment
20 staff of Kazakh operation have already been dismissed
Banks lead wider market, lifting London stocks 0.5 per cent
Privatisation move will face intensive scrutiny and could benefit from better price
Minority shareholders appear to be running out of options
No growth is expected for another two years
International Edition