Chris Arnold

United Airlines says it will never again use police to forcibly remove passengers from overfull flights. But this week's public relations disaster for United highlights a problem that airlines face every day: how to entice people to give up their seats voluntarily.

NPR reached out to some of the top thinkers in the world of "game theory" who say they think the industry could be doing a much better job. Here are some solutions they offered.

Treat the problem as a game.

Just days before President Trump is set to meet with Chinese President Xi Jinping, the administration has made a move that has some U.S.-China experts scratching their heads. The Commerce Department has quietly put a notice into the Federal Register stating that the U.S. will review a hot-button issue between the two superpowers.

The stock market's been charging higher lately. After the Dow Jones industrial average topped 20,000 for the first time in history in January, it kept surging to close above 21,000 earlier this week. So what's going on with the stock market and what does it mean for your retirement account?

Over the past two weeks, the Trump administration has taken steps to delay and perhaps scuttle a new rule designed to save American workers billions of dollars they currently pay in excessive fees in their retirement accounts.

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