As the US president’s rollercoaster tariff policy creates global financial chaos, Tim Harford asks: is he in a fight he can’t win?

Growth is worthwhile in itself — but it’s not a cure for populism

Westport makes the world’s entire supply of the anti-wrinkle drug — now it fears production could move to the US

Banks expect gain of just 2% for S&P 500 this year, with JPMorgan and BofA among those lowering estimates

State-backed report will call for more investment in drones and tech in a new era of state conflict

Global kernel prices surge by a third as demand for viral cream-filled bars strains supplies

While professionals are deeply spooked, retail investors are piling in to US stocks

A British company holding two Pacific Ocean exploration licences is up for sale after its Norwegian parent went bankrupt

A lack of audible protest against Trump’s tariff chaos is one of the biggest failures of leadership in corporate history

Artificial intelligence groups are releasing models for computer programming that are reshaping coding jobs

Raids on Friday were deadliest in Trump administration’s bombing campaign against Iran-backed movement

Meta founder’s antitrust defence rests on showing that TikTok is rapidly expanding in his main market

The long goodbye to the US-led world order means leaders must tread carefully

Plan alarms farmers and other exporters while Beijing warns of higher shipping costs and supply chain disruption

Warning comes after Emmanuel Macron hosted US, Ukraine and other allies for round of negotiations

Buyers and sellers at Canton trade fair scramble to find ways to evade levies as goods pile up in warehouses

MP Materials has been sending concentrates to Chinese partner as it races to expand in US

Standstill shows how Sino-American trade war has spilled into energy sector

Taxing the rich is a tantalising prospect for the cash-strapped UK government — but imposing a levy that is both fair and effective is fraught with difficulty

Nvidia has become a symbol of the looming business nightmare unleashed by Donald Trump

Tariffs and threat of new duties on chips and computing infrastructure could frustrate American ambitions to lead artificial intelligence race

Enforcement resources directed at gangs at the top rather than consumers who flout law

In the US president’s vision of post-liberal global disorder the weak should always surrender to the strong, writes the historian, philosopher and author

Lawyers advise wealthy clients that HMRC could use membership as evidence of strong ties to Britain

US president raises hopes of breakthrough while meeting Italy’s leader Giorgia Meloni in Washington

Officials say memo was signed ‘virtually’ and hope to finalise a full economic accord by the end of next week

Ninety-year-old precedent known as Humphrey’s Executor is crucial guardrail protecting US central bank’s independence

Streaming service’s shares gain as earnings beat Wall Street’s forecasts

Satellite company linked to People’s Liberation Army has supplied images to Iran-backed group in Yemen, say officials

Move comes as US government escalates attacks on country’s universities

Government stepped in to take control of struggling company but is keen to attract private sector investment

Federal court’s decision heightens the risks that Silicon Valley behemoth will need to sell assets

Concerns that sensors in electric vehicles could be used to gather intelligence

Kristalina Georgieva warns that Donald Trump’s tariff ‘reboot’ threatens to raise prices and play havoc with markets

Growth and inflation set to slow as central bankers prepare for tariff impact

Progress in ‘tariff diplomacy’ will determine level of danger for economy, says Jonathan Gray

US president lashes out at head of central bank, saying his ‘termination cannot come fast enough’

Europe outdoes the US on the key metrics of a good 21st-century life

Meetings with Chinese vice-premier and DeepSeek founder come after US clamps down on chipmaker’s sales to China

Lawmakers say the Chinese AI group is a ‘profound threat’ to national security