Marketplace All-in-One

The Trump administration says it’ll start issuing refunds for tariffs the Supreme Court ruled were collected illegally next week. Customs and Border Protection's automated system will be able to process about 82% of the tariff payments, worth about $127 billion. More complicated claims will have to wait. Then, we'll discuss what the closure of the Strait of Hormuz means for U.S. oil producers. Plus, could a United Airlines-American Airlines merger be in the cards?

Routers, computers, web cameras — they all connect to the internet. And they can be infected with malicious software that lets someone else take over. The device becomes a bot, essentially.

A group of these devices networked together then becomes a botnet. And these botnets can then be used for nefarious purposes, like distributed denial of service attacks, without the device owners even knowing about it.

Cybersecurity journalist Brian Krebs recently wrote about several large botnets including one called Kimwolf that compromised more than three million devices.

As the U.S. population ages, our economy will rely more on nations with younger workforces. Nations like Vietnam, where there are two working-age adults for every dependent. As part of our ongoing Age of Work series, host Kai Ryssdal and ADP chief economist Nela Richardson visit a garment factory and outdoor vendor market in Ho Chi Minh City to learn more about Vietnam’s economy. But first: Companies contend with higher transportation costs and the Fed faces oil industry demand destruction.

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In her book “The Second Estate,” Boston College Law School professor Ray Madoff argues that the tax code in the United States lets billionaires keep their wealth outside of the tax system, leaving the heaviest burden to lower- and middle-income, working Americans. On today’s show, Madoff joins Kimberly to explain the “tax avoidance playbook” and why Congress has let certain loopholes go unclosed for decades. Plus, why a wealth tax may not be the simple solution you think it is.

It's springtime, meaning the real estate market is supposed to be popping. But fresh data from the National Association of Realtors shows seasonally adjusted sales of existing homes are actually down 3.6%. What's going on? Also on the show, Chinese exports slowed sharply last month amid energy shocks, and a surge in the cost of petrochemicals — used in plastics, fertilizers, and more — is likely to translate to higher costs on supermarket shelves.