Explanations for the decline in labor force participation rates of older men prior to 1950 have focused on the sectoral shift from agriculture to manufacturing. Labor force participation rates of men living in farm households have been consistently higher than those of men living in non-farm...

I investigate why workers' probability of leaving unemployment has fallen since 1900 by estimating the impact of a large government transfer, the first major pension program in the United States, covering Union Army veterans of the Civil War. The pension, because of the program's rules, was a...

We present evidence showing that the course of economic growth and of health, as measured by stature, Body Mass Index (BMI), mortality rates, or the prevalence of chronic conditions, diverged in the nineteenth century and converged in the twentieth. To analyze the change in welfare resulting...

We document the correlations between early childhood health (as proxied by height) and educational attainment and investigate the labor market and wealth returns to height for United States cohorts born between 1820 and 1990. The nineteenth century was characterized by low investments in height...

I discuss the health transition in the United States, bringing new data to bear on health indicators, and investigating the changing relationship between health, income, and the environment. I argue that scientific advances played an outsize role and that health improvements were largest among...

By the end of the Civil War, 186,017 black men had fought for the Union Army and roughly three-quarters of these men were former slaves. Because most of the black soldiers who served were illiterate farm workers, the war exposed them to a much broader world. The war experience of these men...

We argue that the environment determines life span, using historical data to show that such indicators of environmental insults in early childhood and young adulthood as quarter of birth, residence, occupation, wealth, and the incidence of specific infectious diseases affected older age...