Katherine Sullivan

The move came after the head of vaccines at the Food and Drug Administration stepped down.

Live Nation stock rose 6% after the company reached a settlement with the Justice Department.

This agreement allows the concert promoter to keep ownership of Ticketmaster.

Unusual Machines shares gained 5%.

The rise followed news that the drone company, along with Donald Trump Jr.

and Eric Trump, are investing in another drone company, Powerus.

And Roche shares fell nearly 3% after the Swiss pharmaceutical company said a late-stage study for an experimental breast cancer treatment missed its primary objective.

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So, Jason Zweig, what is a tontine?

Jason Zweig writes the Intelligent Investor column at the Wall Street Journal.

He spends a lot of time thinking about how people invest and how they used to invest.

You may have heard about tontines from popular culture.

They've been the subject of an episode of The Simpsons.

We're in the animated television show Archer, and we're also the subject of a 1966 movie called The Wrong Box, starring Michael Caine.

No, never said.

And he did it because he wanted me to have the tontine.

Tontines originated in Europe, but became popular as a financial tool in the early years of American independence.

Alexander Hamilton even proposed using a tontine system as a way to manage and fund national debt.