An urban planner, infinite scroll, and … what is a public good?

It’s time for The Indicator Quiz! We test you, dear listener, on your knowledge of topics that we’ve covered on The Indicator. For today's quiz show, we are putting an urban planner from Nevada to the test. Play along with us and see how you do! Are you interested in being a contestant on our next Indicator Quiz? Email us your name and phone number at indicator@npr.org and put "Indicator Quiz" in…