正如安娜·凯斯（Anne Case）和安格斯·迪顿（Angus Deaton）的一项研究表明：美国大部分人口的预期寿命都在下降，包括所谓北部老工业区的愤怒居民们。
These results were foreshadowed by a study last year, by Anne Case and Angus Deaton, which showed that life expectancy was on the decline for large segments of the population – including America’s so-called angry men of the Rust Belt.