Improved U.S. Population Health Susan T. Stewart and David M. Cutler NBER Working Paper No. 20631 October 2014 JEL No. I1,I10,I12,I18 ABSTRACT Adverse behavioral risk factors contribute to a large share of deaths. We examine the effects on life expectancy (LE) and quality-adjusted life expectancy (QALE) of changes in six major behavioral risk factors over the 1960-2010 period: smoking, obesity, heavy alcohol use, and unsafe use of motor vehicles, firearms, and poisonous substances. These risk factors have…
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