This paper uses massive online genealogy data from the United States over the 19th century to estimate period and cohort-based sex differences in longevity. Following previous work, we find a longevity reversal in the mid-19th century that expanded rapidly for at least a half century. For...

This paper uses massive online genealogy data from the United States over the 19th century to estimate period and cohort-based sex differences in longevity. Following previous work, we find a longevity reversal in the mid-19th century that expanded rapidly for at least a half century. For...