School choice is usually about providing parents an option outside the traditional public school system. Between 2010 and 2021, public charter school enrollment in the U.S. more than doubled.

But LAUSD did something different. It recognized the growing appetite for choice and wondered whether the normal public school system could help satisfy it. It set up a limited school choice program in 2012, the kind of experiment ripe for an economics paper, and thankfully economist Christopher Campos took notice. Host Jerusalem Demsas talks to Campos about his paper, revealing that when public high schools were forced to compete for enrollment, achievement gaps narrowed, and college enrollment took off.

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