Santos announces $2.7 billion loss

Robust write-downs to stave off bottoming energy prices have seen Adelaide-based oil and gas producer Santos post a hefty $2.7 billion loss and a 91 per cent drop in net profit.

Copper slips as oil prices tumble, again

Copper has slipped as oil tumbled towards 11-year lows and risk appetite was subdued ahead of an expected US rate rise, although better-than-expected Chinese economic data put a firm floor under prices.