World’s billionaires should pay minimum 2% wealth tax, say G20 ministers Brazil, Germany, Spain and South Africa sign motion for fairer tax system to deliver £250bn a year extra to fight poverty and climate crisis
Nature destruction will cause bigger economic slump in UK than 2008 crisis, experts warn Green Finance Institute report said further pollution could cut 12% off GDP by 2030s
Car insurance firms agree to crack down on ‘poverty premium’ UK insurers say they will aim to stop monthly payments falling hardest on those who can least afford it
Meta says revenue will be weak as it spends even more on AI Push to integrate AI into Meta products boosts financial results, with sales and profits beating analysts’ expectations
Labour promises rail nationalisation within five years of coming to power Party pledges to bring all passenger rail – but not rolling stock – into public ownership as contracts with train operators expire
Labour’s plans for Great British Railways all but set up by Tory government Renationalisation announced by shadow transport secretary, Louise Haigh, comes as most network contracts near expiry
Cakes and drinks sweetener neotame can damage gut wall, scientists find Industry’s sugar substitute E961 can have ‘toxic effect on health’, says study finding sweetener capable of damaging intestinal bacteria
French strike forces Ryanair to cancel more than 300 flights across Europe Ryanair urges European Commission to protect overflights and keep EU skies open
Survey finds that 60 firms are responsible for half of world’s plastic pollution Study confirms Philip Morris International, Danone, Nestlé, PepsiCo and Coca-Cola are worst offenders
Sunak suggests he will not ‘shy away’ from making cuts to hit defence target PM has faced scepticism over costing of his commitment to spend 2.5% of Britain’s GDP on defence by 2030
Designer brands owed millions after Matchesfashion collapse Some customers of the online fashion site, which owed more than £210m when it collapsed in March, are also unable to get refunds
The Guardian view on Sunak’s spending pledges: a Potemkin village of pretend policy Editorial: A desperate prime minister has given up trying to meaningfully account for the money he is putting into pre-election promises
The Guardian view on globalisation’s discontent: it’s not right for poor countries to fund the rich Editorial: Wealthy nations exploit their position as the world’s bankers to siphon off hundreds of billions from the needy
Barbados leader halts £3m payout to UK MP for Drax Hall plantation Government U-turn as PM Mia Mottley acknowledges anger from reparations movement over plan to buy Barbados land from Dorset MP Richard Drax
Why is US threatening to ban TikTok and will other countries follow suit? Joe Biden signs into law bill requiring Chinese owner to sell app’s US operations