The long-running saga of Boris Berezovsky versus Roman Abramovich opened the window on how oligarchical capitalism was established in Russia in the 1990s, writes Richard Sakwa.
Under the terms of a new constitution, the leader of the party that wins Friday's parliamentary vote will automatically become Angola's president. This is the first time since 1992 that the president will have a democratic mandate, says Markus Weimer.
It is simplistic to say that because a coalition of the willing has sanctions against Iran, that Iran is isolated. There are tough measures in force, but they don’t require the withdrawal of diplomatic recognition or other forms of trade, says Richard Dalton.
Expectations of a shale revolution in Europe could be undermining investment decisions. It is okay if Europe is soon awash with cheap shale supplies but if it turns out to be all hype and not reality then it could be too late to invest in alternative projects, says Paul Stevens.
This project always looked very challenging. The company is very busy on other fronts, including the development of Yamal, which is strategically much more important than Shtokman, says John Lough.
Not to say that much better roads and bridges and buildings aren't important, but in the end, this election is about better governance, says Alex Vines.
Many countries have been trying to work successfully with Russia in the Arctic, but only the Norwegians have done so. However, the relationship is based a lot on personal trust that is unlikely to be replicated elsewhere, observed Cleo Paskal.
The UK government can not afford to get into any scraps with Latin American countries, with whom it wants to build better trade links, says Victor Bulmer-Thomas.
Developments in coming weeks in Ethiopia could affect the economic, political, and security landscape in the Horn of Africa for years to come, says Jason Mosley.