Why is DoorDash acquiring Deliveroo? How are Trump's tariffs impacting US companies? What caused Palantir's stock to fall after earnings? Why is Mattel raising toy prices in the US? How will Ford's profits be affected by tariffs? What’s behind OpenAI reversing its for-profit plan? Why did Friedrich Merz fail to become German chancellor? How are Trump’s movie tariffs affecting Hollywood stocks? What impact will Warren Buffett’s retirement have on Berkshire?