BT and Verizon are creating a 50:50 joint venture that combines their international enterprise networking units into a company with roughly $4 billion in annual revenue. The deal lets both telcos shed underperforming overseas operations and refocus investment on their dominant domestic markets in Britain and the US.

The separation allows each carrier to step away from an overseas unit that has lagged behind their home-market performance.
The joint venture will be incorporated in Jersey yet headquartered and tax-resident in the UK.
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