P olitics Parliament is in session after the summer recess. Prime Minister Andy Burnham faced his first Prime Minister’s Questions, pressed by Conservative leader Kemi Badenoch on rising government borrowing costs and how spending plans will be paid for. Ten-year gilt yields reached a fresh 18-year high (around 5.26–5.29%), adding pressure ahead of October’s Budget. Burnham blamed the previous Conservative government’s “exposure,” said his first moves had been tax cuts (including VAT on energy bills), declined to “write the Budget” at the dispatch box, restated fiscal rules (no borrowing for day-to-day spending; debt falling as a share of GDP by the end of the parliament), and indicated defence spending could reach 3% of GDP by 2030 at the next spending review. He did not rule tax changes in or out. Sir Keir Starmer’s decision to stand down as MP for Holborn and St Pancras (announced yesterday) has formally triggered a by-election. Green Party leader Zack Polanski is widely reported a...