Intel Chief Diversity Officer Danielle Brown speaks during the Women Who Spark Awards presented by Intel in Las Vegas on Jan. 7. Gabe Ginsberg/Getty Images for Essence hide caption

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Advertisers used to guard their commercials until they aired on TV. Now, advertisers harness the power of Internet virality and release ads before the big game. Frederick M. Brown/Getty Images hide caption

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A Chipotle Mexican Grill employee prepares a burrito for a customer in Seattle. The CDC believes the two recent E. coli outbreaks at Chipotle restaurants are over. Stephen Brashear/AP hide caption

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Economists use the phrase "full employment" to mean the number of people seeking jobs is roughly in balance with the number of openings. heshphoto/Getty Images/Image Source hide caption

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On Friday, Terry Work stands outside a store that accepts food stamps in Bon Aqua, Tenn. Work's 27-year-old deaf son recently was denied disability payments, meaning he is considered able-bodied. Now he stands to lose his food stamps, even though he has trouble keeping a job because of his deafness, she says. Work requirements began kicking in this month for a million SNAP benefit recipients. Mark Humphrey/AP hide caption

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President Obama speaks about the gap in pay between men and women on Friday, as he introduced a new proposal that would require large companies to disclose data about employee pay by race, gender and ethnicity. Brendan Smialowski/AFP/Getty Images hide caption

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Consumers have been benefiting from lower gas prices. Here, prices dip below $2 per gallon at an Exxon station in Woodbridge, Va., on Jan. 5. Saul Loeb/AFP/Getty Images hide caption

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Who pays to keep up cemeteries? Patty M./Flickr hide caption

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Planet Money

Episode 679: You Asked For It

We ponder the origins of money, the economics of Santa, and the business of cemeteries. Why? Because you asked.

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Nigerian billionaire Tony Elumelu hopes to create job opportunities by investing in African startups. Above: Elumelu, center right, speaks at an entrepreneurship event in July 2015. Courtesy of Tony Elumelu Foundation hide caption

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