Hello and welcome to World Business Report from the BBC World Service.
momentum is starting to slow down.
Plus, a new US tax proposal that's making global investors uneasy.
But first, let's go to the White House,
where at a news conference earlier, President Trump began by saying thank you and goodbye.
I just want to thank Elon and all of his people.
Most of those people are staying.
Almost all of them are staying and they're going to be with us.
And you're going to see the results coming long into the future.
Even a year and two years later, you're going to see a lot of the results.
That's goodbye to his one of the biggest political donors and advisor, Elon Musk.
Let's get in our North America technology correspondent, Lily Jamali.
Lily, a much awaited farewell.
President Trump gave a golden key in a box to Elon Musk,
who was dressed in all black with a cap.
Just remind us about this kind of unprecedented role that Musk got in the Trump administration,
where it all began.
29 days ago.
Yeah, absolutely.
It began with Doge, the Department of Government Efficiency, not a real U.S. agency,