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Nobel-winning ‘natural experiments’ approach made economics more robust

Joshua Angrist, Guido Imbens and David Card share the prize for finding a way to identify cause and effect in social science.
  1. Philip Ball

    1. Philip Ball was a physics editor of Nature during the Benveniste saga. His books include H2O: A Biography of Water and The Devil’s Doctor: Paracelsus and the World of Renaissance Magic and Science.

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The ‘natural experiments’ approach to economics that won three researchers the 2021 Sveriges Riksbank Prize in Economic Sciences has helped to make the field more robust, say economists.

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doi: https://doi.org/10.1038/d41586-021-02799-7

References

  1. Angrist, J. D. & Krueger, A. B. Quart. J. Econ. 106, 976–1014 (1991).

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  2. Card, D. & Krueger, A. B. Am. Econ. Rev. 84, 772–793 (1994).

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  3. Imbens, G. W. & Angrist, J. D. Econometrica 62, 467–475 (1994).

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