As US president Donald Trump's new tariffs begin to take hold, Roger Hearing finds out whether India, Brazil and Canada can survive without a trade deal with the world's largest economy. We hear how scientists and engineers in Sweden are trying to revolutionise the global steel industry by using new technology to make the material greener. And how good is the latest AI app - GPT5? The latest business and finance news from around the world, on the BBC.

A whole swathe of the tariffs threatened by Donald Trump for months finally come into force in dozens of countries. It sees 15% to 50% added on a variety of imports into the United States.David Harper hears the thoughts of importers, exporters and industry experts.

As president Donald Trump's tariff regime on goods entering the United States from 69 countries around the world comes into effect, we discuss the impact it will have on global trade. With India facing a threat of 50% tariffs on exports to the US due Delhi's purchase of oil from Russia, we hear whether India will ever wean itself off Russian supplies? And what will be the impact of Washington's tariff mark-ups on Brazil and Switzerland? Elsewhere, with the world's most revered investor - Warren Buffett - set to step down, Roger Hearing finds out who the 'sage of Omaha' really is. The latest business and finance news from around the world, on the BBC.

50% tariffs on some Brazillian goods being imported into the US come into force. We look at the details, and ask how much of an effect they will actually have.We're also looking at debt, and its continuing impact on African economies.And - Disney makes a big commitment to the NFL, as it invests in sports for its streaming services.

President Trump signals pharmaceuticals could be next on his tariffs list. But what does that mean for the makers and distributors of non-branded medicines? We’ll be speaking to an association representing them. Love it or loathe it, AI is creeping into everyday life. But how much of a threat does AI pose to emerging economies? The president of the World Bank Group shares his thoughts. And in electric car sales in Europe it’s bad news for Tesla, but much brighter news for BYD. We’ll look at the reasons for the difference in performance for the rival carmakers.

Is American Eagle’s latest ad campaign genius marketing or just bad taste? The play on words, featuring actress Sydney Sweeney, has divided opinion and even caught the attention of former President Trump. David Harper explores whether the backlash actually worked in the brand’s favour. We also speak to the OECD’s Chief Economist to ask whether companies are investing enough to fuel global economic growth. And we unpack a landmark defence deal between Australia and a Japanese shipbuilder — the first of its kind.

The world’s richest man could get richer as Tesla’s board moves to give CEO Elon Musk a bigger stake to keep him at the company. We’ll hear from a Tesla investor.Meanwhile, more tariff threats from President Trump - this time against India over its Russian oil purchases. India called the move unfair targeting. We’ll be getting reaction to the mounting tensions between the two countries.And we look at the new trend of 'fake' weddings - for those who enjoy wedding parties, but don’t know anyone getting married.

After months of intensive negotiations, the US tariff deadline has finally arrived. Unable to reach a deal at the final hour, Switzerland is reeling from 39% tariffs. We look at how this will affect Swiss businesses, and if it’s likely to stick. Elsewhere, we get the reaction from two other countries that were able to strike a deal - Taiwan and Lesotho. And the 78th Edinburgh Festival Fringe gets under way, with millions of visitors expected across the festival. We see how local business is booming.

President Trump says imports from Brazil will face a 50% tariff from next week. But why did key Brazilian exports get a pass?Also, dissent at America’s central bank, but the Federal Reserve has kept interest rates unchanged. And what does Europe’s pharmaceutical industry think of the EU-US trade deal? Ed Butler hears from the head of Germany’s leading pharma association.

President Trump has announced that all Indian goods sold in the United States will face a tariff of at least 25% beginning 1st August. In a post on Truth Social, he accused India of imposing unfair tariffs and trade barriers that make it too difficult for US businesses to operate. Also, the U.S. economy grew in the second quarter, driven by increased consumer spending and a sharp decline in imports. Rahul Tandon examines the overall state of the world’s largest economy. And we hear from World Bank President Ajay Banga on the outlook for the global economy during a time of uncertainty.

As trade talks continue between the world’s two largest economies in Stockholm, Rahul Tandon hears from Xiaofei Xu of the South China Morning Post on what’s at stake in the US–China negotiations. Plus, the IMF has raised its global growth forecasts for this year and next. And, the BBC’s Shingai Nyoka travels to Lesotho, the tiny African kingdom unexpectedly caught in the crossfire of the US tariff war, now facing a potential 50% duty on its exports to America.

The US and EU have struck a new trade agreement, easing tensions over tariffs. Rahul Tandon explores what this breakthrough means for key sectors. We hear from Karin Karlsbro of the European Parliament’s Trade Committee and Hildegard Müller, President of the German Automotive Industry Association as well as Tomas Philipson who served as the Acting Chairman of the Council of Economic Advisers in the First Trump administration.