It is too late to panic about the state of the markets, so instead it might be time to start looking for investment opportunities, says portfolio managers during a seminar in London.

Oil prices drop more than $5 a barrel after producers' group Opec declined to cut output at its weekend meeting.

Opec leaders leave oil production quotas unchanged after a brief meeting in the Egyptian capital.

Opec leaders gather in Cairo, as oil prices remain below $55 a barrel on fears that global demand is set to fall further.

Oil prices rise after Russia said it might join Opec in cutting output, and following a fall in the US dollar.

Oil prices rise rapidly towards $55 a barrel after hitting their lowest level in three and a half years at the end of last week.

Oil prices steady on Friday after hitting their lowest level in three-and-a-half years a day earlier

Oil prices fall below $50 a barrel amid growing fears over a global recession and lower demand for oil.

Russian oil firms could cut output if crude prices continue sliding, Russia's energy minister says, but it will be their decision.

The price of oil drifts below $55 a barrel, amid increasing worries over falling demand and slowing global growth.

Oil prices have risen after surprisingly good US industrial output figures and warnings of cold weather.

Oil prices fall to their lowest levels since the beginning of 2007 amid worries about weakening energy demand.

Oil prices climb more than $4 a barrel following China's multi-billion dollar stimulus package aimed at boosting its economy.

The price of Brent crude rises from a 20-month low on reports that Saudi Arabia has already cut oil production.

Crude oil prices fall below $64 a barrel, on expectations that demand will continue to slow as the world economy contracts.

Two men who were shot dead outside a bank in Chandler's Ford, Hampshire, were behind a spate of armed robberies.

Oil rises almost 3% on Friday - but falling demand pushes crude prices to their biggest monthly drop in October.

Falling oil prices have stirred debate in oil-producing Venezuela about both the economic impact and the political fallout, writes the BBC's James Painter.

Benchmark US light, sweet crude oil falls below $60 a barrel in London as worries about the global slowdown hit prices.

Oil prices have fallen from nearly $150 a barrel in July to about $60 a barrel in October. What is going on?