The New Science of Causation

因果律新论

作者: Aaron Swartz | 来源: aaronsw.com | 时间: 2009-09-21

It seems like each new day brings another one of those headlines: regular sleep “linked to” life expectancy, playing video games “associated with” surgical prowess, bullies “at risk” of becoming criminals, and “does breastfeeding reduce a baby’s blood pressure?” (the old rhetorical question gambit). Sometimes the articles are clear: the research has only found a correlation between two variables — breastfeeding and low blood pressure were found together. But more often, they imply that causation is at work — that breastfeeding causes lower blood pressure.

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