Breakingviews

 
The fixed-line telco has shaken up UK communications by pushing into TV and now mobile. The reward is that BT has a choice of two mobile networks to buy, O2 or EE, and few likely counter-bidders. A 10 bln stg deal would help lift sales and protect BT’s broadband business.

Boris should pay up but not shut up over U.S. tax

The London mayor, an American citizen, objects to paying a U.S. capital gains levy on his UK residence. Uncle Sam’s ex-pat tax laws are worthy of reform. But if Johnson really cares about that, the way to show it is to clear his debt and then campaign for change.

China monetary policy enters difficult adolescence

Cutting rates, as the central bank just did, is far less simple than when China’s economy was in its pliant infancy. New ways to save, borrow and arbitrage have sprouted, and don’t all respond predictably to orders. It will take more to alleviate private sector growing pains.

Review: Congo's problems run deeper than oil

Virunga Park sits on top of reserves and between hostile states inhabited by warring militias. A new documentary casts UK oil firm Soco as the park’s top threat. Unethical exploiters are just one symptom of a nation whose institutions are too weak to assure economic stability.

Pru’s lesson for investors: trust animal spirits

The UK insurer’s stock hit a record this week, leaving rival Aviva trailing in its wake. It is a painful reminder of how Aviva lost out by failing in its attempt to buy Pru in 2006. The main reason there was no deal? The bidder lacked investor support to pay a fair premium.

Alibaba's huge finance arm is a mystery to most

It’s one of the Chinese e-commerce group’s crown jewels. Yet public investors don’t control it, and can’t reliably estimate its worth. Only select Alibaba executives see the affiliate’s inner workings. Since they own most of its shares, there is room for interests to diverge.

Dizzying revolving door risks overdone response

Going from a U.S. government job to the private sector raises conflicts, as shown by events at Goldman. And a banker’s possible role at the Treasury is under fire. Such moves warrant clear rules, but cross-fertilization is valuable. It would be a shame to make it too hard to do.