Robert Smith Robert Smith is a correspondent for NPR's Planet Money where he reports on how the global economy is affecting our lives.
Robert Smith 2007
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Robert Smith

A public squat toilet in Dakar, Senegal. SEYLLOU/AFP/Getty Images hide caption

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'Uber For Poop' Aims To Break Up Senegal's Toilet Cartel

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A Look At Where Those Duty Free Shops In Airports Got Started

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