During a week of turmoil on the global stock markets, the energy sector played out a drama that could have even bigger consequences: a standoff between the US and the Opec oil-producing nations.
Fixing the price of gold, oil, and other financial products will become a criminal offence by the end of the year, the government announced on Thursday as it published a consultation on extending rules already introduced for Libor rigging.
The arrest of one of Russia's richest men last week was an attempt by President Vladimir Putin to protect himself from a palace coup, according to one of his most vocal critics.
The arrest of one of Russia's richest men, whose empire spans oil production to the country's largest mobile phone network, could send further shockwaves through an economy already reeling from western sanctions.
One of the financial world's largest ever mergers was effectively unwound on Tuesday as BHP Billiton said it was demerging key assets from its $190bn (£114bn) mining conglomerate – triggering another huge payday for the banks.
On one side are Tony Blair, a powerful consortium of energy interests, including BP, and the autocratic ruler of a former Soviet bloc country. On the other are the olive growers of Puglia and a comedian turned political maverick.
In a week when BP's involvement in Russia once again raised concern among investors, the City can draw consolation from the fact that chief executive Bob Dudley is a veteran of the country's perilous politics.
HSBC, Deutsche Bank and the Bank of Nova Scotia have been accused of attempting to rig the price of silver in the latest price fixing scandal to rock the banking industry.
Credit Suisse’s decision to exit the commodities-trading business will probably result in about half of the unit’s 80 workers globally being cut, people briefed on the matter said.
Oil prices above $200 a barrel. Energy shortages in western Europe. The return of recession to the still-fragile global economy. A slump in Russia. That's the fear haunting policymakers as they contemplate how to respond to the shooting down of MH17 over eastern Ukraine last week.