Plausibly Exogenous [1982] - London Season (07/07/2025)

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Source of Exogenous Variation
The interruption of the London Season — a matching technology introducing aristocratic bachelors to debutantes — when Queen Victoria went into mourning for her husband

- Goñi (2022), “Assortative Matching at the Top of the Distribution: Evidence from the World's Most Exclusive Marriage Market”