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Evidence favouring a negative correlation between income inequality and life expectancy has disappeared
| The first 150 words of the full text of this article appear below. |
In 1992, the BMJ published a now famous
paper showing a strong negative correlation between income inequality
and life expectancy. Among nine Western industrialised countries those
which had less income inequality seemed to have higher life
expectancy.1 A few years later this was replicated in
analyses looking at income inequality and mortality in states within
the United States
analyses which seemed more secure because of having
more and better quality data.
2 3
These findings, which
suggested that income inequality is bad for the health of the whole
population and not only for those with the lowest incomes, were seen to
have important implications. Reducing the inequality would be in
everyone's interest, including those with higher incomes.
A novel area of research was born, adding new perspectives to
conventional studies of health inequalities. These had tended to focus
on relations between socioeconomic factors and health of the
individual, while the findings on income
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