During the nineteenth century, the US manufacturing sector shifted away from the "hand labor" mode of production, characteristic of artisan shops, to the "machine labor" of the factory. This was the focus of an extremely detailed but extraordinarily complex study by the Commissioner of Labor...

We use establishment level data from the 1850-80 censuses of manufacturing to study the correlates of the use of steam power and the impact of steam power on labor productivity growth in nineteenth century American manufacturing. A key result is that establishment size mattered: large...

For generations of scholars and observers, the "transportation revolution," especially the railroad, has loomed large as a dominant factor in the settlement and development of the United States in the nineteenth century. There has, however, been considerable debate as to whether transportation...

Soviet growth over 1960-89 was the worst in the world after we control for investment and human capital; the relative performance worsens over time. The declining Soviet growth rate over 1950-87 is explained by the declining marginal product of capital; the rate of TFP growth is roughly constant...

We examine the golden age of U.S. innovation by undertaking a major data collection exercise linking historical U.S. patents to state and county-level aggregates and matching inventors to Federal Censuses between 1880 and 1940. We identify a causal relationship between patented inventions and...

Although a large literature argues that European settlement outside of Europe shaped institutional, educational, technological, cultural, and economic outcomes, researchers have been unable to directly assess these predictions because of an absence of data on colonial European settlement. In...