Standard measures of bodyweight (overweight and obese, for example) fail to reflect technological progress over time - and in particular, recent progress disproportionately promoting longevity at higher bodyweights (and differences in access to it). This paper builds on the pioneering work of...

This paper reviews the history of the practice of quarantines, rediscovering the 19th century 'Sanitarian' movement in Britain that sprang from a recognition that quarantines had failed to stop the spread of diseases and were not cost-effective. To our knowledge, the key figure among the...

We analyze the value to the labor force of improvements in survival and health over the years 1970 to 1999. We find that survival gains and reductions in the number of work-days missed due to poor health have added about 8 percent to the remaining labor force value of black males, and about the...