Econ Brief

Cutting-edge research from the UCL Department of Economics

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Author: Richard Blundell

  • How aggregate and individual shocks combine to shape household incomes

    Theory & methods

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    16th April 2026

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    Richard Blundell

    How important are the ups and downs of the economy for individual families? Personal setbacks have more permanent effects on households’ lifetime earnings than a general economic downturn. But macroeconomic shocks are still critical because they set the stage on which microeconomic shocks play out.

    How aggregate and individual shocks combine to shape household incomes
  • The lemons penalty: evidence from Denmark’s market for second-hand cars

    Theory & methods

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    2nd March 2026

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    Richard Blundell

    Even good used cars sell at a discount because buyers can’t tell them apart from bad ones – so-called lemons. Nevertheless, many people still sell good cars – but the lemons penalty reduces car turnover, slows down upgrades and limits low-wealth households’ ability to use cars as financial buffers.

    The lemons penalty: evidence from Denmark’s market for second-hand cars

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