Impact of financial incentives on the value of the marginal drug

From an interesting review paper in the Journal of Economic Perspectives by Craig Garthwaite: Although research and development investments clearly respond to market opportunities, the exact benefits created by these incremental investments remain unclear. This is largely because the exact marginal products developed in response to these incentives are elusive to identify. Certainly, the amount…

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Impact of cousin marriage on life expectancy

From Hwang, Jakob and Squires (2025) in AER: Insights: Cousin marriage rates are high in many countries today. While previous studies have documented increased risks of infant and child mortality, we provide the first estimate of the effect of such marriages on life expectancy throughout adulthood. By studying couples married over a century ago, we…

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