Octopus and its customers ask Treasury to back zonal electricity pricing
Supplier rallies small businesses as critics say overhaul would harm development of clean energy
Viagogo failing to prevent potentially unlawful practices, say campaigners
Listings on resale site suggest that touts are speculatively selling tickets they do not yet have
British Steel to deploy emergency measures to save Scunthorpe furnaces
Firm in race against time to get key materials as business secretary says no guarantee it will get what it needs
Hedge fund billionaire says US may face ‘worse than a recession’ from Trump tariffs
Ray Dalio’s comments come after rocky week across stock markets after policies including 145% tariff raise on China
US stock markets expected to recover after Trump drops tariffs on mobiles
Exemption, seen as a climbdown, includes laptops and chips, and is likely to help firms such as Apple and Nvidia
Gordon Brown accuses Trump of ‘weaponising’ global trade system
Former PM says governments should team up to create ‘global rescue plan’ that counters US president’s tariffs
Network Rail has stockpiled a year’s worth of rails in case of British Steel disruption
Reserves would give six months to find alternative supply if Scunthorpe blast furnaces are switched off
UK and G7 allies look at lowering ‘meaningless’ cap on Russian oil exports
Limit of $100 a barrel said to be ineffective with the price of crude having crashed in response to Trump’s trade war
How rich is Gina Rinehart, and how much will she earn in the time it takes to read this article?
Australia’s wealthiest person rakes in billions from her iron ore mines. We look at how she makes her money – and how she spends it
Business secretary refuses to say whether there are enough supplies to keep British Steel furnaces running – as it happened
Jonathan Reynolds says allowing British Steel to collapse would have cost £1bn as public ownership looks increasingly likely
Terrible timing and huge uncertainty: how ports and shipping are handling tariff turmoil
As they reel from Trump’s policies, companies say volatile freight costs and congestion are now the norm
Labour has done right by British Steel – now it must speed up a radical strategy for all industry
Taking control of the ailing company wasn’t an easy decision, but it makes sense. Hopefully the nationalisation phobia is passing, says Guardian columnist Polly Toynbee
Worried about your stock market savings as Trump tariffs wreak havoc? Don’t panic
Despite the turmoil it helps to put things into perspective with a look at some fundamental indicators
BP dropped its green pledges and turned back to oil. Now the price of crude has collapsed
At its AGM this week, the company will face not only the activist investor at its heels, but a global economy being changed from the White House
Trump’s bullying must stop but the true costs of globalisation will remain
We cannot return to the status quo before ‘liberation day’, with western economies hollowed out by free-market capitalism