This paper examines the labor market status of older males in the era of industrialization, focusing on the question of how the extent of pressure toward retirement varied across different occupations, and how it changed over time. A comparison of hazard of retirement across occupations shows...

This paper investigates patterns of socioeconomic difference in the wartime morbidity and mortality of black Union Army soldiers. Among the factors that contributed to a lower probability of contracting and dying from diseases were (1) lighter skin color, (2) a non-field occupation, (3)...

This study explores how the health of Union Army recruits while in the service affected their wealth accumulation through 1870. Wartime wounds and exposure to combat, measured by the company mortality from wounds, had strong negative effects on subsequent savings. Variables on illnesses while in...

This study estimates the labor force participation rate (LFPR) of older males in Korea from 1955 to 2005, and analyzes the effects of several determining factors on labor force participation decisions at older ages. The LFPR of older men increased substantially from the mid-1960s to the...

Sex ratios at birth in South Korea reached 116.5 boys per 100 girls in 1990, but have since declined. In 2007, sex ratios were almost normal, a development heralded as a sign that son preference and sex choice have vanished. However, normal sex ratios imply neither. We show that over the last 60...

Although the Civil War has attracted a great deal of scholarly attention, little is known about how different wartime experiences of soldiers influenced their civilian lives after the war. This paper examines how military rank and duty of Union Army soldiers while in service affected their...

This study estimates what fraction of the rise in family income inequality in the United States between 1968 and 2000 is accounted for by change in each of the family income components such as wages, employment, and hours worked of family heads and spouses, family structure, and other incomes....

This paper explores how injuries, sickness, and geographical mobility of Union Army veterans while in service affected their post-service migrations. Wartime wounds and illnesses significantly diminished the geographical mobility of veterans after the war. Geographic moves while carrying out...

This study explores how technological, organizational, and managerial changes affected the labor-market status of older male manufacturing workers in early twentieth century America. Industrial characteristics that were favorably related to the labor-market status of older industrial workers...

This paper sketches a theory of the secular decline in morbidity and mortality that takes account of changes in human physiology since 1700. The synergism between technological and physiological improvements has produced a form of human evolution, much more rapid than natural selection, which is...