Mobile sector returns are low, particularly for smaller-scale operators, with H3G earning less than its cost of capital. Regulatory initiatives, spectrum auctions and 5G look set to worsen this picture as H3G strives to gain viable scale

Back-book pricing is crucial to the returns of fixed challengers. Regulatory intervention is likely to lead to a waterbed effect in the fixed sector and exacerbate challenges in mobile

New entrant business case in full fibre is limited to de facto monopoly opportunities. There is the potential for BT’s returns to increase markedly if it gets full fibre right but new entrants’ inferior economics are unlikely to offer sufficient investor appeal

Market revenue growth accelerated to 3% in Q4, but it might never reach this level again, being helped by a never-to-be-repeated BT overlapping price rise

With price rises becoming more challenging in general, and superfast pricing under pressure in particular, maintaining/increasing ARPUs is becoming more difficult despite superfast volumes surging

Openreach’s ultrafast roll-out has accelerated, challenging Virgin Media and bringing the prospect of further price premia, but perhaps too late to be of significant benefit in 2019

Governments and operators have come under increasing pressure to exclude Huawei’s 5G equipment from national networks, with justifications usually kept vague and wide-ranging rather than specific, and no evidence provided.

Given the role of Huawei’s 5G equipment in the network and the extent of existing testing and checking, realistic security risks that apply to Huawei and not to all other equipment suppliers are hard to conceive.

The risks of any ban are however very real; with Huawei one of only three global-scale telecoms equipment suppliers, and the preferred early choice for 5G radio equipment in the UK, removing this choice will massively increase costs and delay roll-outs of cutting-edge connectivity.