BP, Shell and other big oil companies have been raided by European commission officials investigating allegations they "colluded" to rig oil prices.
The eurozone's recession will be even deeper than previously feared this year, the European commission has warned, as it slashed its outlook for crisis-stricken Cyprus and downgraded the prospects of the bloc's biggest economies.
After nearly a year of negotiation, Google has submitted a package of concessions to the European commission to head off an antitrust investigation that has ground on for two and a half years.
European leaders reached an agreement with Cyprus early on Monday morning that closes down the island's second-biggest bank and inflicts huge losses on wealthy savers.
Samsung, the south Korean electronics giant, could face fines running to billions of pounds from the European commission over its attempts to use its "standard-essential" patents on 3G to ban sales of Apple's iPhone and iPad in Europe.
David Cameron failed on Thursday night in his bid to persuade European council president Herman Van Rompuy to agree to €6bn (£4.85bn) in EU administration costs. In his latest proposal, Van Rompuy declined to agree to any further cuts in administration.
David Cameron is to tell the president of the European council in Brussels that a compromise plan for the EU budget is unacceptable because it includes drastic cuts to Britain's multibillion pound rebate.