Regulators move to tighten licensing for new entrants to the market

A stalled oil reform bill has encouraged many international investors to wait for clarity

Billionaire Aliko Dangote’s big gamble seeks to change the economics of the sector

For all the talk of diversification, the country’s economy is heavily reliant on crude

There has been relief for many lenders but they are still too closely linked to the energy sector

Prices bounce in Asia but producer output pledges fuelling concerns of a glut

Britain’s richest man negotiates to buy UK oil holdings worth more than $3bn

Companies awash with cash, but falling crude price means good times may not last

The IEA’s outlook, Saudi anger at President Trump, electric Hogs and underwater mining

US futures contract falls 14% after explosive rise the previous day

Forecast of cold December raises concerns shale production can keep up with demand

Market for crude remains volatile as outlook for demand becomes less certain