The case centres on Michael Cherney who is suing Oleg Deripaska, claiming he was a partner of the billionaire and helped him build his empire

Chinese investment in energy will be controversial but not unprecedented: CGNPC owns a uranium company, PetroChina has invested in the Grangemouth refinery

Sale of luxury label will be between €550-€600m and will separate it from Hugo Boss but is likely to include the Missoni brand

Technology and media chiefs gather for annual retreat with Apple CEO, Tim Cook, being the most eagerly awaited guest

Louis Vuitton follows in footsteps of rival luxury goods groups by opening a boutique, selling branded fine jewellery. Versace plans to open standalone stores

With banks and property companies reluctant to refinance property borrowing, many bondholders will be forced to accept extended maturities

Plan follows February's deepwater find by Cobalt International which the Goldman Sachs-backed group estimates holds some 1.5bn barrels of crude

The world's largest music company has told its workforce that French parent Vivendi still supports its £1.2bn move for record labels unit

Pan-European regulator begins inspecting the big three credit rating agencies to determine if the process is sufficiently rigorous and transparent

Row between Germany's carmakers and their French and Italian rivals centres on the critical formula for long-term CO2-cutting targets

The price paid for the specialist maker of diabetes drugs is far from cheap but with obesity continuing to rise, the potential is significant

The chief's departure signals a shift in strategic direction for which investors should be happy but they should not expect instant solutions