As Keir Starmer’s leadership totters, investors warn a Labour leadership contest ignoring public finances and market realpolitik could be disastrous

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UK economy records surprise 0.3% growth despite Iran war

Analysis: Reeves says ‘if economy ain’t broke, don’t fix it’

A rise in borrowing costs and warnings to avoid a “Liz Truss moment”. As Keir Starmer faces a potential leadership challenge, the spectre of the bond market looms large.

Amid febrile conditions in Westminster, the prospect of Britain switching prime ministers for a sixth time in seven years has fuelled a sharp sell-off in the market for UK government debt.

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