When measuring income inequality over long periods of time, accounting for population and productivity growth is important. This paper presents three alternative measures of top income shares that more explicitly account for population and income growth than the standard measure. We apply these...

Margaret Sanger established the first birth control clinic in New York in 1916. From the mid-1920s, "Sanger clinics" spread over the entire U.S. Combining newly digitized data on the roll-out of these clinics, full-count Census data, and administrative vital statistics, we find that birth...

Margaret Sanger established the first birth control clinic in New York in 1916. From the mid-1920s, "Sanger clinics" spread over the entire U.S. Combining newly digitized data on the roll-out of these clinics, full-count Census data, and administrative vital statistics, we find that birth...

This paper contributes to the literature on the labor market consequences of unhealthy behaviors and poor health by examining a previously underappreciated consequence of the rise in obesity in the United States: challenges for military recruitment. Specifically, this paper estimates the percent...

This paper studies the impact of the first effective medical treatment for an infectious disease -diphtheria antitoxin- on the historical health transition in the United States. Using an instrumental variable for local antitoxin adoption rates and information from approximately 1.6 million death...

We document that, over the 20th century, age at first marriage followed a U-shaped pattern, while the gender education gap tracked an inverted-U path in the United States. To explain this, we propose a multi-period frictionless matching model where educational and marriage decisions are...

How does the arrival of a new minority group affect the social acceptance and outcomes of existing minorities? We study this question in the context of the First Great Migration. Between 1915 and 1930, 1.5 million African Americans moved from the US South to Northern urban centers, which were...

Concerns over rising inequality have heightened in the years following the 2007-09 global financial crisis and, more recently, with the COVID-19 pandemic. This staff discussion paper reviews the historical facts regarding income inequality in Canada, comparing Canada with the United States and...

Do households value access to free health insurance when making labor supply decisions? We answer this question using the introduction of universal health insurance in Mexico, the Seguro Popular (SP), in 2002. The SP targeted individuals not covered by Social Security and broke the link between...

Do households value access to free health insurance when making labor supply decisions? We answer this question using the introduction of universal health insurance in Mexico, the Seguro Popular (SP), in 2002. The SP targeted individuals not covered by Social Security and broke the link between...