Methods of getting results from real-world experiments win 2021 economics Nobel
Economists David Card, Joshua Angrist and Guido Imbens will share the Nobel Memorial Prize in Economic Sciences
![a young woman working at a McDonald's restaurant](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/10/101121_bb_econ_nobel_feat.jpg?fit=1030%2C580&ssl=1)
A researcher’s survey of fast-food restaurants in New Jersey and Pennsylvania in the early 1990s challenged conventional wisdom that minimum wage hikes reduce employment. That research led to a Nobel Prize in economics this year.
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