It's fall, so on this episode, we're taking you back to school. First, what sorority rush can teach us about a particular kind of market. Then, how two economists fixed the way macroeconomics was taught in high schools. It's econ, inside and outside the classroom. Subscribe to Planet Money+ in <a href="https://podcasts.apple.com/podcast/290783428">Apple Podcasts</a> or at <a href="http://plus.npr.org/planetmoney">plus.npr.org/planetmoney</a> Learn more about sponsor message choices: <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a> <a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

You asked for coupons, Delaware, and the truth about goldfish

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