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

Analysis of peak time TV programming on the main five PSB channels from 2002 to today shows a decline in the number of UK dramas broadcast—predominantly due to a contraction by ITV—though this has steadied since 2010

The resolve of the PSBs to maintain the number of dramas broadcast, despite rising costs, will mean an inevitable increase in the number of repeats and cheaper programming

A number of other observations are eye-catching: a greater turnover of drama series, entertainment formats failing at a higher rate and celebrity being treated as a panacea